Audio Qbank – Q55 – A 72F with substernal chest pain

 

A 72-year-old woman is brought to the ED after 30 minutes of substernal chest pain that radiates to her left arm. ECG shows ST-segment elevation in leads V4, V5, V6. Vitals are: temperature 99.0F, HR 90, RR 30, BP 100/70. Oxygen saturation is 88%. A 2/6 holosystolic murmur is auscultated at the apex and is heard best when the patient is in the left lateral decubitus position. What’s the most likely diagnosis?

  Aortic dissection
  Aortic regurgitation
  Cardiac tamponade
  Dressler syndrome
  Mitral regurgitation

Cut-to-the-chase Answer (0:36):

HY USMLE Answer (4:05):