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 ------------------------------------------------------------ ---------- END OF REPORT ---------- ------------------------------------------------------------