Pathology Image Detail

Caption	Mammary gland: all alveoli and intralobular ducts are hyperplastic, mildly to moderately ectatic, and contain an amorphous and often inspissated proteinaceous fluid. The epithelium is hyperplastic and the cells pile-up disorderly in a few mammary alveoli. There is moderate fibrosis and pleocellular inflammation around these alveoli.
Description	In situ carcinoma, mammary gland
Age at Necropsy	254 days
Notes	The mouse had undergone four cycles of gestation/lactation.
Contributor	Gallego MI (J:94332)
Pathologist	Mikaelian I (J:94320)
Method	H&E

Frequency Note: This tumor-bearing mouse had undergone four cycles of gestation and lactation.