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Short-Term Individual Animal Non Neoplastic Diagnosis
Study Information:
Chemical Name: | alpha-Methylstyrene |
CASRN: | ="98-83-9" |
Study Number: | C88006B |
Exposure Route: | RESPIRATORY EXPOSURE WHOLE BODY |
TDMS Number: | 8800601 |
Sex: | Female |
Strain and Species: | F 344/N Rats |
Female Individual Animal Non Neoplastic Diagnoses
System |
Organ |
Site |
Treatment Group |
Number Examined |
Cage Number |
Animal Number |
Days on Study |
Lesion Found |
Lesion Name |
Lesion Qualifier |
Removal Reason |
Alimentary System |
Liver |
|
75 PPM |
10 |
7 |
304 |
93 |
1 |
Hepatodiaphragmatic Nodule |
|
Terminal Sacrifice |
Alimentary System |
Liver |
|
75 PPM |
10 |
8 |
306 |
93 |
1 |
Hepatodiaphragmatic Nodule |
|
Terminal Sacrifice |
Alimentary System |
Liver |
|
150 PPM |
10 |
12 |
506 |
93 |
1 |
Hepatodiaphragmatic Nodule |
|
Terminal Sacrifice |
Alimentary System |
Liver |
|
1000 PPM |
10 |
24 |
1110 |
93 |
1 |
Hepatodiaphragmatic Nodule |
|
Terminal Sacrifice |
Alimentary System |
Mesentery |
Fat |
Vehicle Control |
1 |
4 |
107 |
93 |
1 |
Necrosis |
Mild |
Terminal Sacrifice |
Genital System |
Ovary |
Periovarn Tiss |
1000 PPM |
10 |
24 |
1108 |
93 |
1 |
Cyst |
Mild |
Terminal Sacrifice |
Genital System |
Ovary |
|
75 PPM |
1 |
8 |
306 |
93 |
1 |
Cyst |
Marked |
Terminal Sacrifice |
Genital System |
Ovary |
|
1000 PPM |
10 |
23 |
1102 |
93 |
1 |
Cyst |
Minimal |
Terminal Sacrifice |
Hematopoietic System |
Lymph Node |
Mediastinal |
75 PPM |
2 |
8 |
309 |
93 |
1 |
Hemorrhage |
Mild |
Terminal Sacrifice |
Hematopoietic System |
Lymph Node |
Mesenteric |
75 PPM |
2 |
8 |
307 |
93 |
1 |
Hyperplasia |
Moderate, Lymphoid |
Terminal Sacrifice |
Hematopoietic System |
Thymus |
|
Vehicle Control |
10 |
4 |
106 |
93 |
1 |
Hemorrhage |
Minimal |
Terminal Sacrifice |
Respiratory System |
Lung |
Alveolus |
1000 PPM |
10 |
24 |
1108 |
93 |
1 |
Fibrosis |
Minimal |
Terminal Sacrifice |
Respiratory System |
Lung |
Alveolus |
1000 PPM |
10 |
23 |
1102 |
93 |
1 |
Infiltration Cellular |
Minimal, Histiocyte |
Terminal Sacrifice |
Respiratory System |
Lung |
Alveolus |
1000 PPM |
10 |
24 |
1107 |
93 |
1 |
Infiltration Cellular |
Minimal, Histiocyte |
Terminal Sacrifice |
Respiratory System |
Nose |
|
75 PPM |
10 |
8 |
307 |
93 |
1 |
Infiltration Cellular |
Mild, Histiocyte |
Terminal Sacrifice |
Respiratory System |
Pleura |
|
300 PPM |
1 |
16 |
708 |
93 |
1 |
Inflammation |
Mild, Focal |
Terminal Sacrifice |
Urinary System |
Kidney |
Cortex, Renal Tubule |
150 PPM |
10 |
11 |
501 |
93 |
1 |
Regeneration |
Minimal |
Terminal Sacrifice |
Urinary System |
Kidney |
Cortex, Renal Tubule |
150 PPM |
10 |
11 |
502 |
93 |
1 |
Regeneration |
Minimal |
Terminal Sacrifice |
Urinary System |
Kidney |
Cortex, Renal Tubule |
150 PPM |
10 |
11 |
504 |
93 |
1 |
Regeneration |
Minimal |
Terminal Sacrifice |
Urinary System |
Kidney |
Cortex, Renal Tubule |
300 PPM |
10 |
15 |
701 |
93 |
1 |
Regeneration |
Minimal |
Terminal Sacrifice |
Urinary System |
Kidney |
Cortex, Renal Tubule |
300 PPM |
10 |
15 |
703 |
93 |
1 |
Regeneration |
Minimal |
Terminal Sacrifice |
Urinary System |
Kidney |
Cortex, Renal Tubule |
300 PPM |
10 |
16 |
708 |
93 |
1 |
Regeneration |
Minimal |
Terminal Sacrifice |
Urinary System |
Kidney |
Cortex, Renal Tubule |
600 PPM |
10 |
19 |
902 |
93 |
1 |
Regeneration |
Minimal |
Terminal Sacrifice |
Urinary System |
Kidney |
Cortex, Renal Tubule |
600 PPM |
10 |
20 |
906 |
93 |
1 |
Regeneration |
Minimal |
Terminal Sacrifice |
Urinary System |
Kidney |
Cortex, Renal Tubule |
1000 PPM |
10 |
23 |
1102 |
93 |
1 |
Regeneration |
Minimal |
Terminal Sacrifice |
Urinary System |
Kidney |
|
75 PPM |
10 |
8 |
308 |
93 |
1 |
Inflammation |
Mild, Chronic Active |
Terminal Sacrifice |
Urinary System |
Urinary Bladder |
Transit Epithe |
1000 PPM |
10 |
23 |
1103 |
93 |
1 |
Erosion |
Minimal |
Terminal Sacrifice |
Urinary System |
Urinary Bladder |
|
1000 PPM |
10 |
23 |
1103 |
93 |
1 |
Hemorrhage |
Minimal |
Terminal Sacrifice |