title: What is your diagnosis? Tracheal hypoplasia.
authors.affiliation: Department of Small Animal Medicine and Surgery, Royal Veterinary College, Hatfield, Herts, United Kingdom.
authors.forename: R L
authors.initials: RL
authors.lastname: Stepien
authors.forename: C R
authors.initials: CR
authors.lastname: Lamb
mesh_terms: D000818:Animals; D004283:Dog Diseases / Q000151:congenital / Q000000981:diagnostic imaging*; D004285:Dogs; D006337:Heart Murmurs / Q000209:etiology / Q000662:veterinary*; D008297:Male; D011859:Radiography; D014132:Trachea / Q000002:abnormalities* / Q000000981:diagnostic imaging