Question

A 3-week-old term infant presents with projectile, non-bilious vomiting after feeds and has lost weight since birth. On examination, there is a palpable olive-like mass in the right upper abdomen. What is the most appropriate next diagnostic test?

Accepted Answer

Abdominal ultrasound

Answer

Abdominal X-ray

Answer

Upper GI endoscopy

Answer

CT scan of the abdomen

Answer

Stool occult blood testing

Practice question

A 3-week-old term infant presents with projectile, non-bilious vomiting after feeds and has lost weight since birth. On examination, there is a palpable olive-like mass in the right upper abdomen. What is the most appropriate next diagnostic test?