title: Case records of the Massachusetts General Hospital. Weekly clinicopathological exercises. Case 34--1977.
mesh_terms: D002356:Cartilage / Q000473:pathology; D002675:Child, Preschool; D003560:Cysts / Q000150:complications / Q000175:diagnosis / Q000473:pathology*; D003937:Diagnosis, Differential; D006801:Humans; D008202:Lymphangioma / Q000175:diagnosis; D008297:Male; D008479:Mediastinal Neoplasms / Q000175:diagnosis; D013950:Thymus Gland / Q000473:pathology*; D014132:Trachea / Q000473:pathology*; D014133:Tracheal Diseases / Q000175:diagnosis / Q000209:etiology / Q000473:pathology*