Evaluation of the patient with chest pain.
D002318:Cardiovascular Diseases / Q000150:complications / Q000175:diagnosis*; D004571:Electrokymography; D004931:Esophageal Achalasia / Q000150:complications / Q000175:diagnosis; D004935:Esophageal Diseases / Q000150:complications / Q000175:diagnosis*; D004941:Esophagitis / Q000175:diagnosis; D005764:Gastroesophageal Reflux / Q000150:complications / Q000175:diagnosis; D006801:Humans; D007440:Intubation; D010146:Pain; D013909:Thorax