The primary care pediatric nurse practitioner is examining a 2weekold infant and
auscultates a wide splitting of S2 during expiration. What condition may this finding represent?

Question

The primary care pediatric nurse practitioner is examining a 2­week­old infant and
auscultates a wide splitting of S2 during expiration. What condition may this finding represent?

Quizplus · Accepted Answer

A wide splitting of S2 during expiration is often associated with an atrial septal defect (ASD) due to the increased blood flow through the right side of the heart, causing a delay in the closure of the pulmonary valve.

The Primary Care Pediatric Nurse Practitioner Is Examining a 2­week­old

The Primary Care Pediatric Nurse Practitioner Is Examining a 2weekold