A 39-year-old woman, who is a known case of hyperthyroidism, presented to the office complaining of palpitations over the last month. On examination, the patient has an irregularly irregular heart rate measuring around 150 beats per minute, her blood pressure is 120/80 mm Hg. Her ECG reveals atrial fibrillation. A trans-esophageal echocardiogram shows a thrombus in the left atrium. If this thrombus embolized to the systematic circulation, which of the following organs would be the least vulnerable to ischemia?

Question

Quizplus · Accepted Answer

Eductional Objective: Organs that have dual blood supply and collateral can tolerate arterial closure. While organs that have only one blood supply are highly susceptible to ischemic damage. The most organs susceptible to damage are the CNS, the myocardium, the kidney, and the spleen.

A 39-Year-Old Woman, Who Is a Known Case of Hyperthyroidism