Radiology of mediastinal diseases.
D000818:Animals; D004283:Dog Diseases / Q000000981:diagnostic imaging*; D004285:Dogs; D008477:Mediastinal Diseases / Q000000981:diagnostic imaging / Q000662:veterinary*; D008478:Mediastinal Emphysema / Q000000981:diagnostic imaging / Q000662:veterinary; D008482:Mediastinum / Q000033:anatomy & histology; D011859:Radiography; D014133:Tracheal Diseases / Q000000981:diagnostic imaging / Q000662:veterinary