title: Pneumomediastinum as a cause of dysphagia and pseudodysphagia.
mesh_terms: D000328:Adult; D003680:Deglutition Disorders / Q000175:diagnosis / Q000209:etiology*; D005260:Female; D006801:Humans; D008297:Male; D008478:Mediastinal Emphysema / Q000150:complications* / Q000000981:diagnostic imaging; D008875:Middle Aged; D011859:Radiography; D013352:Subcutaneous Emphysema / Q000150:complications / Q000209:etiology