Neuromuscular problems of the esophagus in the elderly.
D000368:Aged; D002933:Cineradiography; D003680:Deglutition Disorders / Q000503:physiopathology*; D003937:Diagnosis, Differential; D004931:Esophageal Achalasia / Q000503:physiopathology; D004935:Esophageal Diseases / Q000175:diagnosis / Q000000981:diagnostic imaging / Q000503:physiopathology*; D004943:Esophagogastric Junction / Q000000981:diagnostic imaging; D005260:Female; D005471:Fluoroscopy; D005764:Gastroesophageal Reflux / Q000503:physiopathology; D005769:Gastrointestinal Motility; D006801:Humans; D008297:Male; D008365:Manometry; D012595:Scleroderma, Systemic / Q000503:physiopathology; D013035:Spasm / Q000503:physiopathology