https://ntp.niehs.nih.gov/go/17922

TDMS Study 54591-10 Pathology Tables

NTP Experiment-Test: 54591-10         INCIDENCE RATES OF NONNEOPLASTIC LESIONS BY ANATOMIC SITE (a)               Report: PEIRPT03
Study Type: SUBCHRON 90-DAY                             TRANS-1,2-DICHLOROETHYLENE                                Date: 08/05/02
Route: DOSED FEED                                                                                                 Time: 09:54:41
       Facility:  BIORELIANCE
       Chemical CAS #:  156-60-5
       Lock Date:  02/15/94
       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: 54591-10         INCIDENCE RATES OF NONNEOPLASTIC LESIONS BY ANATOMIC SITE (a)               Report: PEIRPT03  
Study Type: SUBCHRON 90-DAY                             TRANS-1,2-DICHLOROETHYLENE                                Date: 08/05/02    
Route: DOSED FEED                                                                                                 Time: 09:54:41    
____________________________________________________________________________________________________________________________________
         B6C3F1 MICE FEMALE                        UNTREAT      VEHICLE      3125 PPM     6250 PPM     12500        25000           
                                                   CONTROL      CONTROL                                PPM          PPM             
____________________________________________________________________________________________________________________________________
DISPOSITION SUMMARY                                                                                                                 
  Animals Initially In Study                          10           10           10           10           10           10           
  Early Deaths                                                                                                                      
  Survivors                                                                                                                         
    Terminal Sacrifice                                 8           10           10            9           10            9           
    Accidently Killed                                  2                                      1                         1           
  Animals Examined Microscopically                    10           10                                      1            2           
____________________________________________________________________________________________________________________________________
 ALIMENTARY SYSTEM                                                                                                                  
   Liver                                              (10)         (10)                                   (1)                       
      Inflammation, Focal                              3 (30%)      3 (30%)                                                         
      Necrosis                                                                                             1 (100%)                 
   Stomach, Glandular                                 (10)         (10)                                                             
      Cyst                                             1 (10%)                                                                      
____________________________________________________________________________________________________________________________________
 CARDIOVASCULAR SYSTEM                                                                                                              
   None                                                                                                                             
____________________________________________________________________________________________________________________________________
 ENDOCRINE SYSTEM                                                                                                                   
   Adrenal Cortex                                     (10)         (10)                                                             
      Capsule, Hyperplasia                             9 (90%)      9 (90%)                                                         
   Adrenal Medulla                                    (10)         (10)                                                             
      Angiectasis                                                   1 (10%)                                                         
   Thyroid Gland                                      (10)         (10)                                                             
      Ectopic Tissue                                   1 (10%)                                                                      
____________________________________________________________________________________________________________________________________
 GENERAL BODY SYSTEM                                                                                                                
   None                                                                                                                             
____________________________________________________________________________________________________________________________________
 GENITAL SYSTEM                                                                                                                     
   Clitoral Gland                                     (7)          (9)                                                              
      Atrophy                                          4 (57%)      7 (78%)                                                         
a  Number of animals examined microscopically at site and number of animals with lesion                                             
                                                             Page    2                                                              
NTP Experiment-Test: 54591-10         INCIDENCE RATES OF NONNEOPLASTIC LESIONS BY ANATOMIC SITE (a)               Report: PEIRPT03  
Study Type: SUBCHRON 90-DAY                             TRANS-1,2-DICHLOROETHYLENE                                Date: 08/05/02    
Route: DOSED FEED                                                                                                 Time: 09:54:41    
____________________________________________________________________________________________________________________________________
         B6C3F1 MICE FEMALE                        UNTREAT      VEHICLE      3125 PPM     6250 PPM     12500        25000           
                                                   CONTROL      CONTROL                                PPM          PPM             
____________________________________________________________________________________________________________________________________
GENITAL SYSTEM - CONT                                                                                                               
   Ovary                                              (10)         (10)                                                (1)          
      Hemorrhage                                                                                                        1 (100%)    
____________________________________________________________________________________________________________________________________
 HEMATOPOIETIC SYSTEM                                                                                                               
   Lymph Node, Mandibular                             (10)         (10)                                                             
      Hemorrhage                                       1 (10%)      1 (10%)                                                         
   Spleen                                             (10)         (10)                                                             
      Hematopoietic Cell Proliferation                 1 (10%)      3 (30%)                                                         
____________________________________________________________________________________________________________________________________
 INTEGUMENTARY SYSTEM                                                                                                               
   None                                                                                                                             
____________________________________________________________________________________________________________________________________
 MUSCULOSKELETAL SYSTEM                                                                                                             
   None                                                                                                                             
____________________________________________________________________________________________________________________________________
 NERVOUS SYSTEM                                                                                                                     
   None                                                                                                                             
____________________________________________________________________________________________________________________________________
 RESPIRATORY SYSTEM                                                                                                                 
   Lung                                               (10)         (10)                                                             
      Infiltration Cellular, Focal, Lymphocyte         2 (20%)      5 (50%)                                                         
____________________________________________________________________________________________________________________________________
 SPECIAL SENSES SYSTEM                                                                                                              
   None                                                                                                                             
____________________________________________________________________________________________________________________________________
 URINARY SYSTEM                                                                                                                     
   None                                                                                                                             
a  Number of animals examined microscopically at site and number of animals with lesion                                             
                                                             Page    3                                                              
NTP Experiment-Test: 54591-10         INCIDENCE RATES OF NONNEOPLASTIC LESIONS BY ANATOMIC SITE (a)               Report: PEIRPT03  
Study Type: SUBCHRON 90-DAY                             TRANS-1,2-DICHLOROETHYLENE                                Date: 08/05/02    
Route: DOSED FEED                                                                                                 Time: 09:54:41    
____________________________________________________________________________________________________________________________________
         B6C3F1 MICE FEMALE                        50000                                                                            
                                                   PPM                                                                              
____________________________________________________________________________________________________________________________________
DISPOSITION SUMMARY                                                                                                                 
  Animals Initially In Study                          10                                                                            
  Early Deaths                                                                                                                      
  Survivors                                                                                                                         
    Terminal Sacrifice                                 9                                                                            
    Accidently Killed                                  1                                                                            
  Animals Examined Microscopically                    10                                                                            
____________________________________________________________________________________________________________________________________
 ALIMENTARY SYSTEM                                                                                                                  
   Liver                                              (10)                                                                          
      Necrosis                                         1 (10%)                                                                      
____________________________________________________________________________________________________________________________________
 CARDIOVASCULAR SYSTEM                                                                                                              
   None                                                                                                                             
____________________________________________________________________________________________________________________________________
 ENDOCRINE SYSTEM                                                                                                                   
   Adrenal Cortex                                     (10)                                                                          
      Capsule, Hyperplasia                             9 (90%)                                                                      
____________________________________________________________________________________________________________________________________
 GENERAL BODY SYSTEM                                                                                                                
   None                                                                                                                             
____________________________________________________________________________________________________________________________________
 GENITAL SYSTEM                                                                                                                     
   Clitoral Gland                                     (6)                                                                           
      Atrophy                                          3 (50%)                                                                      
____________________________________________________________________________________________________________________________________
 HEMATOPOIETIC SYSTEM                                                                                                               
   Lymph Node, Mandibular                             (10)                                                                          
      Hemorrhage                                       1 (10%)                                                                      
   Spleen                                             (10)                                                                          
a  Number of animals examined microscopically at site and number of animals with lesion                                             
                                                             Page    4                                                              
NTP Experiment-Test: 54591-10         INCIDENCE RATES OF NONNEOPLASTIC LESIONS BY ANATOMIC SITE (a)               Report: PEIRPT03  
Study Type: SUBCHRON 90-DAY                             TRANS-1,2-DICHLOROETHYLENE                                Date: 08/05/02    
Route: DOSED FEED                                                                                                 Time: 09:54:41    
____________________________________________________________________________________________________________________________________
         B6C3F1 MICE FEMALE                        50000                                                                            
                                                   PPM                                                                              
____________________________________________________________________________________________________________________________________
HEMATOPOIETIC SYSTEM - CONT                                                                                                         
      Hematopoietic Cell Proliferation                 6 (60%)                                                                      
____________________________________________________________________________________________________________________________________
 INTEGUMENTARY SYSTEM                                                                                                               
   None                                                                                                                             
____________________________________________________________________________________________________________________________________
 MUSCULOSKELETAL SYSTEM                                                                                                             
   None                                                                                                                             
____________________________________________________________________________________________________________________________________
 NERVOUS SYSTEM                                                                                                                     
   None                                                                                                                             
____________________________________________________________________________________________________________________________________
 RESPIRATORY SYSTEM                                                                                                                 
   None                                                                                                                             
____________________________________________________________________________________________________________________________________
 SPECIAL SENSES SYSTEM                                                                                                              
   None                                                                                                                             
____________________________________________________________________________________________________________________________________
 URINARY SYSTEM                                                                                                                     
   None                                                                                                                             
a  Number of animals examined microscopically at site and number of animals with lesion                                             
                                                             Page    5                                                              
NTP Experiment-Test: 54591-10         INCIDENCE RATES OF NONNEOPLASTIC LESIONS BY ANATOMIC SITE (a)               Report: PEIRPT03  
Study Type: SUBCHRON 90-DAY                             TRANS-1,2-DICHLOROETHYLENE                                Date: 08/05/02    
Route: DOSED FEED                                                                                                 Time: 09:54:41    
____________________________________________________________________________________________________________________________________
         B6C3F1 MICE MALE                          UNTREAT      VEHICLE      3125 PPM     6250 PPM     12500        25000           
                                                   CONTROL      CONTROL                                PPM          PPM             
____________________________________________________________________________________________________________________________________
DISPOSITION SUMMARY                                                                                                                 
  Animals Initially In Study                          10           10           10           10           10           10           
  Early Deaths                                                                                                                      
  Survivors                                                                                                                         
    Terminal Sacrifice                                10           10           10           10           10           10           
  Animals Examined Microscopically                    10           10                                                               
____________________________________________________________________________________________________________________________________
 ALIMENTARY SYSTEM                                                                                                                  
   Gallbladder                                        (9)          (10)                                                             
      Cyst                                                          1 (10%)                                                         
   Stomach, Glandular                                 (10)         (10)                                                             
      Cyst                                             2 (20%)                                                                      
____________________________________________________________________________________________________________________________________
 CARDIOVASCULAR SYSTEM                                                                                                              
   Heart                                              (10)         (10)                                                             
      Valve, Pigmentation                              1 (10%)                                                                      
____________________________________________________________________________________________________________________________________
 ENDOCRINE SYSTEM                                                                                                                   
   Adrenal Cortex                                     (10)         (10)                                                             
      Capsule, Hyperplasia                             1 (10%)      1 (10%)                                                         
   Adrenal Medulla                                    (10)         (10)                                                             
      Angiectasis                                      1 (10%)      2 (20%)                                                         
____________________________________________________________________________________________________________________________________
 GENERAL BODY SYSTEM                                                                                                                
   None                                                                                                                             
____________________________________________________________________________________________________________________________________
 GENITAL SYSTEM                                                                                                                     
   Preputial Gland                                    (10)         (10)                                                             
      Atrophy                                          9 (90%)      6 (60%)                                                         
____________________________________________________________________________________________________________________________________
a  Number of animals examined microscopically at site and number of animals with lesion                                             
                                                             Page    6                                                              
NTP Experiment-Test: 54591-10         INCIDENCE RATES OF NONNEOPLASTIC LESIONS BY ANATOMIC SITE (a)               Report: PEIRPT03  
Study Type: SUBCHRON 90-DAY                             TRANS-1,2-DICHLOROETHYLENE                                Date: 08/05/02    
Route: DOSED FEED                                                                                                 Time: 09:54:41    
____________________________________________________________________________________________________________________________________
         B6C3F1 MICE MALE                          UNTREAT      VEHICLE      3125 PPM     6250 PPM     12500        25000           
                                                   CONTROL      CONTROL                                PPM          PPM             
____________________________________________________________________________________________________________________________________
 HEMATOPOIETIC SYSTEM                                                                                                               
   Lymph Node, Mandibular                             (10)         (9)                                                              
      Hemorrhage                                                    1 (11%)                                                         
   Spleen                                             (10)         (10)                                                             
      Hematopoietic Cell Proliferation                              1 (10%)                                                         
____________________________________________________________________________________________________________________________________
 INTEGUMENTARY SYSTEM                                                                                                               
   None                                                                                                                             
____________________________________________________________________________________________________________________________________
 MUSCULOSKELETAL SYSTEM                                                                                                             
   None                                                                                                                             
____________________________________________________________________________________________________________________________________
 NERVOUS SYSTEM                                                                                                                     
   None                                                                                                                             
____________________________________________________________________________________________________________________________________
 RESPIRATORY SYSTEM                                                                                                                 
   None                                                                                                                             
____________________________________________________________________________________________________________________________________
 SPECIAL SENSES SYSTEM                                                                                                              
   None                                                                                                                             
____________________________________________________________________________________________________________________________________
 URINARY SYSTEM                                                                                                                     
   None                                                                                                                             
a  Number of animals examined microscopically at site and number of animals with lesion                                             
                                                             Page    7                                                              
NTP Experiment-Test: 54591-10         INCIDENCE RATES OF NONNEOPLASTIC LESIONS BY ANATOMIC SITE (a)               Report: PEIRPT03  
Study Type: SUBCHRON 90-DAY                             TRANS-1,2-DICHLOROETHYLENE                                Date: 08/05/02    
Route: DOSED FEED                                                                                                 Time: 09:54:41    
____________________________________________________________________________________________________________________________________
         B6C3F1 MICE MALE                          50000                                                                            
                                                   PPM                                                                              
____________________________________________________________________________________________________________________________________
DISPOSITION SUMMARY                                                                                                                 
  Animals Initially In Study                          10                                                                            
  Early Deaths                                                                                                                      
  Survivors                                                                                                                         
    Terminal Sacrifice                                10                                                                            
  Animals Examined Microscopically                    10                                                                            
____________________________________________________________________________________________________________________________________
 ALIMENTARY SYSTEM                                                                                                                  
   Stomach, Glandular                                 (10)                                                                          
      Cyst                                             1 (10%)                                                                      
____________________________________________________________________________________________________________________________________
 CARDIOVASCULAR SYSTEM                                                                                                              
   None                                                                                                                             
____________________________________________________________________________________________________________________________________
 ENDOCRINE SYSTEM                                                                                                                   
   Adrenal Cortex                                     (10)                                                                          
      Capsule, Hyperplasia                             1 (10%)                                                                      
   Adrenal Medulla                                    (10)                                                                          
      Angiectasis                                      2 (20%)                                                                      
____________________________________________________________________________________________________________________________________
 GENERAL BODY SYSTEM                                                                                                                
   None                                                                                                                             
____________________________________________________________________________________________________________________________________
 GENITAL SYSTEM                                                                                                                     
   Preputial Gland                                    (10)                                                                          
      Atrophy                                          7 (70%)                                                                      
____________________________________________________________________________________________________________________________________
 HEMATOPOIETIC SYSTEM                                                                                                               
   Spleen                                             (10)                                                                          
      Hematopoietic Cell Proliferation                 1 (10%)                                                                      
a  Number of animals examined microscopically at site and number of animals with lesion                                             
                                                             Page    8                                                              
NTP Experiment-Test: 54591-10         INCIDENCE RATES OF NONNEOPLASTIC LESIONS BY ANATOMIC SITE (a)               Report: PEIRPT03  
Study Type: SUBCHRON 90-DAY                             TRANS-1,2-DICHLOROETHYLENE                                Date: 08/05/02    
Route: DOSED FEED                                                                                                 Time: 09:54:41    
____________________________________________________________________________________________________________________________________
         B6C3F1 MICE MALE                          50000                                                                            
                                                   PPM                                                                              
____________________________________________________________________________________________________________________________________
 INTEGUMENTARY SYSTEM                                                                                                               
   None                                                                                                                             
____________________________________________________________________________________________________________________________________
 MUSCULOSKELETAL SYSTEM                                                                                                             
   None                                                                                                                             
____________________________________________________________________________________________________________________________________
 NERVOUS SYSTEM                                                                                                                     
   None                                                                                                                             
____________________________________________________________________________________________________________________________________
 RESPIRATORY SYSTEM                                                                                                                 
   None                                                                                                                             
____________________________________________________________________________________________________________________________________
 SPECIAL SENSES SYSTEM                                                                                                              
   None                                                                                                                             
____________________________________________________________________________________________________________________________________
 URINARY SYSTEM                                                                                                                     
   Kidney                                             (10)                                                                          
      Inflammation, Focal                              1 (10%)                                                                      
a  Number of animals examined microscopically at site and number of animals with lesion                                             
                                                             Page    9                                                              
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