Audio Qbank – Q32 – A 54M with loss of vision

 

A 54-year-old man comes to the GP because of a 3-hour episode of loss of vision in his left eye. He has intermittent claudication managed with a walking program and cilostazol. His blood pressure is 140/90. His 51-year-old sister experienced a DVT a few months ago when recovering in hospital following a cholecystectomy.  What’s the most likely cause of this patient’s acute loss of vision?

  Common carotid artery atheroma
  Left atrial mural thrombus
  Ophthalmic artery thrombus
  Paradoxical embolus originating from femoral vein
  Retinal artery thrombus

 

Cut-to-the-chase Answer (1:06):
HY USMLE Answer (5:02):