Which of the following ECG patterns would the nurse observe in a patient admitted for arrhythmogenic right ventricular cardiomyopathy/dysplasia (ARVC/D)? Select all that apply
A)
Atrial flutter
B)
Ventricular tachycardia with left bundle branch block pattern
C)
T-wave inversion in the right precordial leads
D)
Sinus arrhythmia with a first-degree AV block
E)
Development of a "U" wave following a normal T wave
Ans:
B, C
Feedback:
The electrical (ECG) changes associated with ARVC/D include ventricular tachycardia with LBBB, T-wave inversion in the right precordial leads, and epsilon waves. Right ventricular BBB may also be present. Atrial flutter and sinus arrhythmia with a first-degree AV block are not characteristic of this form of cardiomyopathy.
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