A patient has ST segment changes that support an acute inferior wall myocardial infarction. Which lead would be best for monitoring the patient?
a. I
b. II
c. V2
d. V6
ANS: B
Leads II, III, and AVF reflect the inferior area of the heart and the ST segment changes. Lead II will best capture any electrocardiographic (ECG) changes that indicate further damage to the myocardium. The other leads do not reflect the inferior part of the myocardial wall and will not provide data about further ischemic changes in that area.
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