Cardiology Case Report: Bradycardia, Diaphoresis, & Syncope


A patient in their mid-60s with a history of hypertension and hyperlipidemia is brought in by medics with severe bradycardia and diaphoresis. He was at a family event when he suddenly felt lightheaded and had a near syncopal episode. He denies any chest pain or shortness of breath.

HR in the low 20’s. A bit diaphoretic and a bit lethargic

An ECG is done:

EKG printout

Computer Read: Undetermined rhythm, indeterminate axis, pulmonary disease pattern, nonspecific ST and T wave abnormality

What is the most likely cause of the rhythm in this patient?

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