A patient in the emergency room is being worked up for acute coronary syndrome. You are performing an EKG on the patient and notice wide QRS complexes in the pre-cordial leads. What is the significance of this finding?

Question

Quizplus · Accepted Answer

A wide QRS complex on the EKG rhythm is indicative of a bundle branch block. It is important to check old EKG's to see if the bundle branch is new or old. A new bundle branch block can indicate a developing myocardial infarction.

A Patient in the Emergency Room Is Being Worked Up