The Electrocardiogram Must Be Closely Monitored During Dosage Titration with Dofetilide

The electrocardiogram must be closely monitored during dosage titration with dofetilide because of its ability to produce which abnormality?

A) QRS widening
B) QT prolongation
C) asystole
D) PR shortening
E) afterdepolarizations

Correct Answer:

Verified

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