Dysphagia pneumonitis.
D003680:Deglutition Disorders / Q000150:complications*; D004931:Esophageal Achalasia / Q000150:complications*; D006801:Humans; D011014:Pneumonia / Q000209:etiology*
CARDIOSPASM/complications; DEGLUTITION DISORDERS/complications; PNEUMONIA/etiology and pathogenesis