Test 2 Question 57. A young woman presents to the emergency room with complaints of palpitations, sweating, shortness of breath, chest pain, and nausea. She thinks that she is having a heart attack. Electrocardiogram (ECG) reveals normal sinus rhythm with no ischemic changes. Cardiac enzymes are not elevated. Given her symptoms, an alternative diagnosis would be:
Selecciona una de las siguientes respuestas posibles: