title: What is your diagnosis? A sharply marginated soft-tissue mass occluding the lumen of the cervical region of the trachea with possible involvement of the esophagus.
authors.affiliation: Metroplex Veterinary Centre, Irving, TX 75062, USA.
authors.forename: Stephanie
authors.initials: S
authors.lastname: Essman
authors.forename: Katherine
authors.initials: K
authors.lastname: Wells
mesh_terms: D000818:Animals; D002371:Cat Diseases / Q000175:diagnosis* / Q000000981:diagnostic imaging / Q000601:surgery; D002415:Cats; D003937:Diagnosis, Differential; D017809:Fatal Outcome; D007890:Leiomyosarcoma / Q000175:diagnosis / Q000000981:diagnostic imaging / Q000662:veterinary*; D008297:Male; D009364:Neoplasm Recurrence, Local / Q000000981:diagnostic imaging / Q000662:veterinary*; D011379:Prognosis; D011859:Radiography; D014134:Tracheal Neoplasms / Q000175:diagnosis / Q000000981:diagnostic imaging / Q000662:veterinary*