title: What is your diagnosis? A large, asymmetric, heterogenous, gas and soft tissue opaque mass compressing the air sac dorsally and to the left.
authors.affiliation: Rowley Memorial Animal Hospital, Massachusetts Society for Prevention of Cruelty to Animals, Springfield 01105.
authors.forename: D A
authors.initials: DA
authors.lastname: Kern
authors.forename: K G
authors.initials: KG
authors.lastname: Miles
mesh_terms: D000818:Animals; D005547:Foreign Bodies / Q000000981:diagnostic imaging / Q000662:veterinary*; D008297:Male; D011859:Radiography; D012911:Snakes; D013270:Stomach