Journal of the American Veterinary Medical Association · 1984 · 18 citations · 0 references
Veterinary MedicineOncologyVeterinary PathologyHepatologyNeoplasiaWildlife PathologyBiliary Tract CancerHepatobiliary CancerLiver CancerMalignant TumorsMarine Mammal PathologyNeoplastic PathologyCarcinoma In WildlifeGastrointestinal Neoplasms In WildlifeGlandular StromaHepatic Neoplasms In WildlifeHepatic TumorsLiver NeoplasmsTumor Epidemiology In Wildlife
Extrahepatic biliary carcinoma was found in each of 5 adult sloth bears that died between 1970 and 1984 while on exhibit in Ohio zoos. The tumor was characterized by numerous mucin-producing neoplastic glands scattered throughout abundant fibrous stroma. The cause of the tumor was not determined.