title: Cricopharyngeal achalasia in dermatomyositis.
mesh_terms: D001706:Biopsy; D003680:Deglutition Disorders / Q000209:etiology; D003882:Dermatomyositis / Q000150:complications* / Q000188:drug therapy / Q000473:pathology; D004106:Dilatation; D004576:Electromyography; D004945:Esophagoscopy; D006801:Humans; D007818:Laryngeal Diseases / Q000209:etiology* / Q000473:pathology; D007826:Laryngismus / Q000209:etiology / Q000473:pathology; D008297:Male; D008875:Middle Aged; D009130:Muscle, Smooth / Q000473:pathology; D010608:Pharyngeal Diseases / Q000209:etiology* / Q000473:pathology; D010614:Pharynx / Q000473:pathology; D011241:Prednisone / Q000627:therapeutic use; D013035:Spasm / Q000209:etiology* / Q000473:pathology
chemical_list: D011241:Prednisone