title: What is your diagnosis? A well-circumscribed gas and fluid-filled mass with a soft tissue perimeter in the dorsocaudal portion of the right hemithorax.
authors.affiliation: Department of Veterinary Clinical Sciences, School of Veterinary Medicine, Louisiana State University, Baton Rouge 70803, USA.
authors.forename: Laura E
authors.initials: LE
authors.lastname: Peycke
authors.forename: Beth P
authors.initials: BP
authors.lastname: Partington
authors.forename: Giselle
authors.initials: G
authors.lastname: Hosgood
mesh_terms: D000818:Animals; D003937:Diagnosis, Differential; D004283:Dog Diseases / Q000000981:diagnostic imaging* / Q000601:surgery; D004285:Dogs; D006551:Hernia, Hiatal / Q000000981:diagnostic imaging / Q000601:surgery / Q000662:veterinary*; D008297:Male; D011859:Radiography