Mesothelioma of the tunica vaginalis in a rat.
D000818:Animals; D008297:Male; D008654:Mesothelioma / Q000473:pathology / Q000662:veterinary*; D051381:Rats; D012376:Rodent Diseases / Q000473:pathology*; D013736:Testicular Neoplasms / Q000473:pathology / Q000662:veterinary*; D013737:Testis / Q000473:pathology