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TDMS Study 97013-95 Pathology Tables

NTP Experiment-Test: 97013-95  INCIDENCE RATES OF NEOPLASMS BY ANATOMIC SITE (SYSTEMIC LESIONS ABRIDGED) (a)      Report: PEIRPT05
Study Type: 26-39 WEEKS                      WATER DISINFECTION MODEL (BROMODICHLOROMETHANE)                      Date: 10/08/03
Route: DOSED WATER                                                                                                Time: 10:09:26

                                                           FINAL/MICE




       Facility:  Battelle Columbus Laboratory

       Chemical CAS #:  75-27-4

       Lock Date:  07/19/01

       Cage Range:  All

       Reasons For Removal:    All

       Removal Date Range:     All

       Treatment Groups:       Include All


































a  Number of animals examined microscopically at site and number of animals with lesion

                                                              Page   1


NTP Experiment-Test: 97013-95  INCIDENCE RATES OF NEOPLASMS BY ANATOMIC SITE (SYSTEMIC LESIONS ABRIDGED) (a)      Report: PEIRPT05
Study Type: 26-39 WEEKS                      WATER DISINFECTION MODEL (BROMODICHLOROMETHANE)                      Date: 10/08/03  
Route: DOSED WATER                                                                                                Time: 10:09:26  
____________________________________________________________________________________________________________________________________
                                                                                                                                    
         TGAC (FVB/N) HEMIZYGOUS FEMALE            0 MG/L       175 MG/L     350 MG/L     700 MG/L                                  
                                                                                                                                    
____________________________________________________________________________________________________________________________________
                                                                                                                                    
DISPOSITION SUMMARY                                                                                                                 
                                                                                                                                    
  Animals Initially in Study                          10           10           10           10                                     
  Early Deaths                                                                                                                      
    Natural Death                                      2                         1            1                                     
    Moribund Sacrifice                                 3            2            5            5                                     
  Survivors                                                                                                                         
    Terminal Sacrifice                                 5            8            4            4                                     
                                                                                                                                    
  Animals Examined Microscopically                    10           10           10           10                                     
                                                                                                                                    
____________________________________________________________________________________________________________________________________
                                                                                                                                    
 ALIMENTARY SYSTEM                                                                                                                  
                                                                                                                                    
   Liver                                              (10)         (10)         (10)         (10)                                   
   Salivary Glands                                    (1)                                                                           
      Duct, Carcinoma                                  1 (100%)                                                                     
   Stomach, Forestomach                               (10)         (10)         (10)         (10)                                   
      Squamous Cell Papilloma                          2 (20%)      1 (10%)      3 (30%)      4 (40%)                               
      Squamous Cell Papilloma, Multiple                3 (30%)      2 (20%)      3 (30%)      1 (10%)                               
   Tooth                                              (3)          (3)          (3)          (2)                                    
      Odontogenic Tumor                                3 (100%)     3 (100%)     3 (100%)     2 (100%)                              
____________________________________________________________________________________________________________________________________
                                                                                                                                    
 CARDIOVASCULAR SYSTEM                                                                                                              
                                                                                                                                    
   None                                                                                                                             
____________________________________________________________________________________________________________________________________
                                                                                                                                    
 ENDOCRINE SYSTEM                                                                                                                   
                                                                                                                                    
   Adrenal Cortex                                     (10)         (10)         (10)         (10)                                   
   Adrenal Medulla                                    (10)         (10)         (10)         (10)                                   
   Pituitary Gland                                    (10)         (10)         (10)         (10)                                   
____________________________________________________________________________________________________________________________________
                                                                                                                                    
 GENERAL BODY SYSTEM                                                                                                                
                                                                                                                                    
   None                                                                                                                             
____________________________________________________________________________________________________________________________________
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                             Page   2                                                               
                                                                                                                                   
NTP Experiment-Test: 97013-95  INCIDENCE RATES OF NEOPLASMS BY ANATOMIC SITE (SYSTEMIC LESIONS ABRIDGED) (a)      Report: PEIRPT05
Study Type: 26-39 WEEKS                      WATER DISINFECTION MODEL (BROMODICHLOROMETHANE)                      Date: 10/08/03  
Route: DOSED WATER                                                                                                Time: 10:09:26  
____________________________________________________________________________________________________________________________________
                                                                                                                                    
         TGAC (FVB/N) HEMIZYGOUS FEMALE            0 MG/L       175 MG/L     350 MG/L     700 MG/L                                  
                                                                                                                                    
____________________________________________________________________________________________________________________________________
                                                                                                                                    
 GENITAL SYSTEM                                                                                                                     
                                                                                                                                    
   Ovary                                              (10)         (10)         (10)         (10)                                   
   Uterus                                             (10)         (10)         (10)         (10)                                   
      Leiomyosarcoma                                                             1 (10%)                                            
      Sarcoma Stromal                                               1 (10%)                                                         
____________________________________________________________________________________________________________________________________
                                                                                                                                    
 HEMATOPOIETIC SYSTEM                                                                                                               
                                                                                                                                    
   Lymph Node, Mandibular                             (10)         (10)         (10)         (10)                                   
   Lymph Node, Mesenteric                             (10)         (10)         (9)          (10)                                   
   Spleen                                             (10)         (10)         (10)         (10)                                   
____________________________________________________________________________________________________________________________________
                                                                                                                                    
 INTEGUMENTARY SYSTEM                                                                                                               
                                                                                                                                    
   Skin                                               (8)          (8)          (8)          (6)                                    
      Squamous Cell Papilloma                          2 (25%)      1 (13%)      3 (38%)      1 (17%)                               
      Squamous Cell Papilloma, Multiple                4 (50%)      6 (75%)      4 (50%)      4 (67%)                               
      Subcutaneous Tissue, Lipoma                                   1 (13%)                                                         
____________________________________________________________________________________________________________________________________
                                                                                                                                    
 MUSCULOSKELETAL SYSTEM                                                                                                             
                                                                                                                                    
   None                                                                                                                             
____________________________________________________________________________________________________________________________________
                                                                                                                                    
 NERVOUS SYSTEM                                                                                                                     
                                                                                                                                    
   None                                                                                                                             
____________________________________________________________________________________________________________________________________
                                                                                                                                    
 RESPIRATORY SYSTEM                                                                                                                 
                                                                                                                                    
   Lung                                               (10)         (10)         (10)         (10)                                   
      Alveolar/Bronchiolar Adenoma                                               1 (10%)                                            
____________________________________________________________________________________________________________________________________
                                                                                                                                    
 SPECIAL SENSES SYSTEM                                                                                                              
                                                                                                                                    
   None                                                                                                                             
____________________________________________________________________________________________________________________________________
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                             Page   3                                                               
                                                                                                                                   
NTP Experiment-Test: 97013-95  INCIDENCE RATES OF NEOPLASMS BY ANATOMIC SITE (SYSTEMIC LESIONS ABRIDGED) (a)      Report: PEIRPT05
Study Type: 26-39 WEEKS                      WATER DISINFECTION MODEL (BROMODICHLOROMETHANE)                      Date: 10/08/03  
Route: DOSED WATER                                                                                                Time: 10:09:26  
____________________________________________________________________________________________________________________________________
                                                                                                                                    
         TGAC (FVB/N) HEMIZYGOUS FEMALE            0 MG/L       175 MG/L     350 MG/L     700 MG/L                                  
                                                                                                                                    
____________________________________________________________________________________________________________________________________
                                                                                                                                    
 URINARY SYSTEM                                                                                                                     
                                                                                                                                    
   Kidney                                             (10)         (10)         (10)         (10)                                   
____________________________________________________________________________________________________________________________________
                                                                                                                                    
 SYSTEMIC LESIONS                                                                                                                   
                                                                                                                                    
   Multiple Organs                                   *(10)        *(10)        *(10)        *(10)                                   
      Leukemia Erythrocytic                            1 (10%)                                1 (10%)                               
____________________________________________________________________________________________________________________________________
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
     *   Number of animals with any tissue examined microscopically                                                                 
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                             Page   4                                                               
                                                                                                                                   
NTP Experiment-Test: 97013-95  INCIDENCE RATES OF NEOPLASMS BY ANATOMIC SITE (SYSTEMIC LESIONS ABRIDGED) (a)      Report: PEIRPT05
Study Type: 26-39 WEEKS                      WATER DISINFECTION MODEL (BROMODICHLOROMETHANE)                      Date: 10/08/03  
Route: DOSED WATER                                                                                                Time: 10:09:26  
____________________________________________________________________________________________________________________________________
                                                                                                                                    
         TGAC (FVB/N) HEMIZYGOUS FEMALE            0 MG/L       175 MG/L     350 MG/L     700 MG/L                                  
                                                                                                                                    
____________________________________________________________________________________________________________________________________
                                                                                                                                    
TUMOR SUMMARY                                                                                                                       
                                                                                                                                    
   Total Animals with Primary Neoplasms (b)             9          10          10           9                                       
     Total Primary Neoplasms                           16          15          18          13                                       
                                                                                                                                    
   Total Animals with Benign Neoplasms                  7           8           8           7                                       
     Total Benign Neoplasms                            11          11          14          10                                       
                                                                                                                                    
   Total Animals with Malignant Neoplasms               2           1           1           1                                       
     Total Malignant Neoplasms                          2           1           1           1                                       
                                                                                                                                    
   Total Animals with Metastatic Neoplasms                                                                                          
     Total Metastatic Neoplasm                                                                                                      
                                                                                                                                    
   Total Animals with Malignant Neoplasms                                                                                           
   Uncertain Primary Site                                                                                                           
                                                                                                                                    
   Total Animals with Neoplasms Uncertain-                                                                                          
   Benign or Malignant                                  3           3           3           2                                       
     Total Uncertain Neoplasms                          3           3           3           2                                       
                                                                                                                                    
                                                                                                                                    
____________________________________________________________________________________________________________________________________
a  Number of animals examined microscopically at site and number of animals with lesion                                             
b  Primary tumors: all tumors except metastatic tumors                                                                              
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                             Page   5                                                               
                                                                                                                                   
NTP Experiment-Test: 97013-95  INCIDENCE RATES OF NEOPLASMS BY ANATOMIC SITE (SYSTEMIC LESIONS ABRIDGED) (a)      Report: PEIRPT05
Study Type: 26-39 WEEKS                      WATER DISINFECTION MODEL (BROMODICHLOROMETHANE)                      Date: 10/08/03  
Route: DOSED WATER                                                                                                Time: 10:09:26  
____________________________________________________________________________________________________________________________________
                                                                                                                                    
         TGAC (FVB/N) HEMIZYGOUS MALE              0 MG/L       175 MG/L     350 MG/L     700 MG/L                                  
                                                                                                                                    
____________________________________________________________________________________________________________________________________
                                                                                                                                    
DISPOSITION SUMMARY                                                                                                                 
                                                                                                                                    
  Animals Initially in Study                          10           10           10           10                                     
  Early Deaths                                                                                                                      
    Moribund Sacrifice                                 4                                      1                                     
    Natural Death                                                   1            2                                                  
  Survivors                                                                                                                         
    Terminal Sacrifice                                 6            9            8            9                                     
                                                                                                                                    
  Animals Examined Microscopically                    10           10           10           10                                     
                                                                                                                                    
____________________________________________________________________________________________________________________________________
                                                                                                                                    
 ALIMENTARY SYSTEM                                                                                                                  
                                                                                                                                    
   Intestine Large, Rectum                                         (1)                                                              
      Anus, Squamous Cell Papilloma                                 1 (100%)                                                        
   Liver                                              (10)         (10)         (10)         (10)                                   
   Stomach, Forestomach                               (10)         (10)         (10)         (10)                                   
      Squamous Cell Papilloma                          4 (40%)      4 (40%)      4 (40%)      2 (20%)                               
      Squamous Cell Papilloma, Multiple                3 (30%)      2 (20%)      3 (30%)      4 (40%)                               
   Tooth                                              (3)          (2)          (3)          (2)                                    
      Odontogenic Tumor                                3 (100%)     2 (100%)     3 (100%)     2 (100%)                              
____________________________________________________________________________________________________________________________________
                                                                                                                                    
 CARDIOVASCULAR SYSTEM                                                                                                              
                                                                                                                                    
   None                                                                                                                             
____________________________________________________________________________________________________________________________________
                                                                                                                                    
 ENDOCRINE SYSTEM                                                                                                                   
                                                                                                                                    
   Adrenal Cortex                                     (10)         (10)         (10)         (10)                                   
      Adenoma                                                                                 1 (10%)                               
   Adrenal Medulla                                    (10)         (10)         (10)         (10)                                   
   Pituitary Gland                                    (10)         (10)         (10)         (10)                                   
____________________________________________________________________________________________________________________________________
                                                                                                                                    
 GENERAL BODY SYSTEM                                                                                                                
                                                                                                                                    
   None                                                                                                                             
____________________________________________________________________________________________________________________________________
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                             Page   6                                                               
                                                                                                                                   
NTP Experiment-Test: 97013-95  INCIDENCE RATES OF NEOPLASMS BY ANATOMIC SITE (SYSTEMIC LESIONS ABRIDGED) (a)      Report: PEIRPT05
Study Type: 26-39 WEEKS                      WATER DISINFECTION MODEL (BROMODICHLOROMETHANE)                      Date: 10/08/03  
Route: DOSED WATER                                                                                                Time: 10:09:26  
____________________________________________________________________________________________________________________________________
                                                                                                                                    
         TGAC (FVB/N) HEMIZYGOUS MALE              0 MG/L       175 MG/L     350 MG/L     700 MG/L                                  
                                                                                                                                    
____________________________________________________________________________________________________________________________________
                                                                                                                                    
                                                                                                                                    
 GENITAL SYSTEM                                                                                                                     
                                                                                                                                    
   None                                                                                                                             
____________________________________________________________________________________________________________________________________
                                                                                                                                    
 HEMATOPOIETIC SYSTEM                                                                                                               
                                                                                                                                    
   Lymph Node                                                                   (1)                                                 
   Spleen                                             (10)         (10)         (10)         (10)                                   
____________________________________________________________________________________________________________________________________
                                                                                                                                    
 INTEGUMENTARY SYSTEM                                                                                                               
                                                                                                                                    
   Skin                                               (8)          (8)          (8)          (8)                                    
      Squamous Cell Papilloma                                       1 (13%)                   3 (38%)                               
      Squamous Cell Papilloma, Multiple                8 (100%)     5 (63%)      8 (100%)     5 (63%)                               
      Subcutaneous Tissue, Sarcoma                                  1 (13%)                                                         
____________________________________________________________________________________________________________________________________
                                                                                                                                    
 MUSCULOSKELETAL SYSTEM                                                                                                             
                                                                                                                                    
   None                                                                                                                             
____________________________________________________________________________________________________________________________________
                                                                                                                                    
 NERVOUS SYSTEM                                                                                                                     
                                                                                                                                    
   None                                                                                                                             
____________________________________________________________________________________________________________________________________
                                                                                                                                    
 RESPIRATORY SYSTEM                                                                                                                 
                                                                                                                                    
   Lung                                               (10)         (10)         (10)         (10)                                   
      Alveolar/Bronchiolar Adenoma                                  2 (20%)      1 (10%)      1 (10%)                               
____________________________________________________________________________________________________________________________________
                                                                                                                                    
 SPECIAL SENSES SYSTEM                                                                                                              
                                                                                                                                    
   None                                                                                                                             
____________________________________________________________________________________________________________________________________
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                             Page   7                                                               
                                                                                                                                   
NTP Experiment-Test: 97013-95  INCIDENCE RATES OF NEOPLASMS BY ANATOMIC SITE (SYSTEMIC LESIONS ABRIDGED) (a)      Report: PEIRPT05
Study Type: 26-39 WEEKS                      WATER DISINFECTION MODEL (BROMODICHLOROMETHANE)                      Date: 10/08/03  
Route: DOSED WATER                                                                                                Time: 10:09:26  
____________________________________________________________________________________________________________________________________
                                                                                                                                    
         TGAC (FVB/N) HEMIZYGOUS MALE              0 MG/L       175 MG/L     350 MG/L     700 MG/L                                  
                                                                                                                                    
____________________________________________________________________________________________________________________________________
                                                                                                                                    
 URINARY SYSTEM                                                                                                                     
                                                                                                                                    
   Kidney                                             (10)         (10)         (10)         (10)                                   
____________________________________________________________________________________________________________________________________
                                                                                                                                    
 SYSTEMIC LESIONS                                                                                                                   
                                                                                                                                    
   Multiple Organs                                   *(10)        *(10)        *(10)        *(10)                                   
      Leukemia Erythrocytic                            1 (10%)                   1 (10%)      1 (10%)                               
____________________________________________________________________________________________________________________________________
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
     *   Number of animals with any tissue examined microscopically                                                                 
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                             Page   8                                                               
                                                                                                                                   
NTP Experiment-Test: 97013-95  INCIDENCE RATES OF NEOPLASMS BY ANATOMIC SITE (SYSTEMIC LESIONS ABRIDGED) (a)      Report: PEIRPT05
Study Type: 26-39 WEEKS                      WATER DISINFECTION MODEL (BROMODICHLOROMETHANE)                      Date: 10/08/03  
Route: DOSED WATER                                                                                                Time: 10:09:26  
____________________________________________________________________________________________________________________________________
                                                                                                                                    
         TGAC (FVB/N) HEMIZYGOUS MALE              0 MG/L       175 MG/L     350 MG/L     700 MG/L                                  
                                                                                                                                    
____________________________________________________________________________________________________________________________________
                                                                                                                                    
TUMOR SUMMARY                                                                                                                       
                                                                                                                                    
   Total Animals with Primary Neoplasms (b)            10          10          10          10                                       
     Total Primary Neoplasms                           19          18          20          19                                       
                                                                                                                                    
   Total Animals with Benign Neoplasms                  8           9           9           9                                       
     Total Benign Neoplasms                            15          15          16          16                                       
                                                                                                                                    
   Total Animals with Malignant Neoplasms               1           1           1           1                                       
     Total Malignant Neoplasms                          1           1           1           1                                       
                                                                                                                                    
   Total Animals with Metastatic Neoplasms                                                                                          
     Total Metastatic Neoplasm                                                                                                      
                                                                                                                                    
   Total Animals with Malignant Neoplasms                                                                                           
   Uncertain Primary Site                                                                                                           
                                                                                                                                    
   Total Animals with Neoplasms Uncertain-                                                                                          
   Benign or Malignant                                  3           2           3           2                                       
     Total Uncertain Neoplasms                          3           2           3           2                                       
                                                                                                                                    
                                                                                                                                    
____________________________________________________________________________________________________________________________________
a  Number of animals examined microscopically at site and number of animals with lesion                                             
b  Primary tumors: all tumors except metastatic tumors                                                                              
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                                                                                                    
                                                             Page   9                                                               
                                                                                                                                   
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