Repeated USMLE Questions Step 1- 275

A 56-year-old man presents to the emergency room complaining of severe chest pain, nausea and excessive sweating for 30 minutes. ECG and laboratory tests confirm the diagnosis of acute myocardial infarction.

What is the most likely reason of diaphoresis in this patient?

A-Parasympathetic stimulation

B-Sympathetic stimulation

C-Decreased peripheral resistance

D-Decreased sodium and water retention

E-Elevated parathyroid hormone


Myocardial infarction especially inferior MI leads to shock. Shock results in sympathetic stimulation which leads to excessive sweating. All other options are not associated with MI.

The correct answer is B

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