Cardiology Case Report: Bradycardia

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Our latest cardiology case report features a patient in their mid-70’s presenting to the hospital with reports of feeling sluggish and a heart rate in the 40s. Check out the EKG and determine the correct diagnosis.


A patient in their mid-70’s presents to the hospital with feeling sluggish for about a week. At her doctor’s office they noted a HR in the 40’s which was new for her. She is not on any medications that might cause this. She denies syncope, palpitations, chest pain, SOB, leg swelling or pain, fever, cough or other complaints.


Vital signs are normal except for the HR, which is in the mid 40’s. The physical exam is otherwise normal.

An ECG is done:

What is the rhythm in this patient?