Functional chest pain.
D000328:Adult; D000337:Aerospace Medicine; D003937:Diagnosis, Differential; D004644:Emotions; D004931:Esophageal Achalasia; D006331:Heart Diseases / Q000175:diagnosis; D006801:Humans; D006985:Hyperventilation; D007049:Iatrogenic Disease; D008297:Male; D009120:Muscle Cramp; D010146:Pain; D013909:Thorax