title: What is your diagnosis? Circumscribed circular mineralized and soft tissue mass filling the tracheal lumen ventral to C3.
authors.affiliation: Department of Urban Practice, University of Tennessee, Knoxville 37901.
authors.forename: J J
authors.initials: JJ
authors.lastname: Hoskinson
authors.forename: L M
authors.initials: LM
authors.lastname: McLaughlin
authors.forename: C S
authors.initials: CS
authors.lastname: Patton
mesh_terms: D000818:Animals; D004283:Dog Diseases / Q000000981:diagnostic imaging*; D004285:Dogs; D004417:Dyspnea / Q000000981:diagnostic imaging / Q000662:veterinary*; D008297:Male; D015831:Osteochondroma / Q000000981:diagnostic imaging / Q000662:veterinary*; D011859:Radiography; D014134:Tracheal Neoplasms / Q000000981:diagnostic imaging / Q000662:veterinary*