A 64-year-old female with PMH of hyperthyroidism presents to…
A 64-year-old female with PMH of hyperthyroidism presents to her primary care physician with new-onset palpitations. The patient states that she has intermittent palpitations, and she is worried about heart disease. She is currently asymptomatic and reports no chest pain or shortness of breath. An EKG is obtained (see image below). Vital signs reveal a T 98.6° F, BP 134/88 mm Hg, HR 108 beats/min, and RR 12/min. The pulse is noted to be irregularly irregular. Based on this information, which of the following conditions is the most likely diagnosis for this patient?