An electrocardiogram (ECG) in a patient with a systolic ejection murmur that shows an incomplete bundle branch block in the precordial lead is most consistent with:
A. A secundum ASD.
B. A sinus venosus ASD with PAPVR.
C. An ostium primum ASD.
D. A complete AV canal defect.
Answer:A
An electrocardiogram (ECG) in a patient with a systolic ejection murmur that shows an incomplete bundle branch block in the precordial lead is most consistent with:
A. A secundum ASD. B. A sinus venosus ASD with PAPVR. C. An ostium primum ASD. D. A complete AV canal defect.