STAT ECG Diagnoses: ventricular conduction in atrial flutter

ECG Weekly Workout with Dr. Amal Mattu

A 92-year-old man is brought into the ED with near syncope and lightheadedness. He mentions he has been non-compliant with his medications, but history is otherwise limited. He is found to be bradycardic and hypotensive. The following ECG is obtained: 

 

Before watching the video, look closely at this ECG and ask yourself:

    1. What is the atrial rate and rhythm?
    2. What is your full ECG interpretation?
    3. What would be your initial treatment for this unstable rhythm?