Wanda comes to the emergency department complaining of substernal chest pain that radiates to the neck and left arm. A 12-lead electrocardiogram is attached to Wanda to evaluate the function of the heart. A nurse examines the tracing, which suggests myocardial ischemia. Which of the following electrocardiogram changes is most likely noted by the nurse?

Question

Quizplus · Accepted Answer

Depression of ST segment is consistent with myocardial ischemia. Formation of Q wave is usually in acute myocardial infarction. Widened QRS complex is a common electrocardiogram finding in clients with bundle brunch block. Tall T wave is usually noted in clients with hyperkalemia.

Wanda Comes to the Emergency Department Complaining of Substernal Chest