<prompt> A 25 year old patient complains of Crushing chest discomfort for 45 minutes, no significant medical history. ECG is normal. His chest pain improved with sublingual nitroglycerin diagnosis isDiffuse esophagial spasmMyocardial infarctionAnxiety attackscleroderma  <response>: DES Chest pain simulate that of MIPain can be precipitated by drinking cold liquids. 