A 15 year old teenager came with the complaint of periumbilical abdominal pain since two months. The pain increased following meals.
On gray scale ultrasonography, there is ostial narrowing of the celiac artery with post stenotic dilatation. On color Doppler examination, the resting PSV of the celiac artery is 172 cm/sec which rises above 200 cm/sec on expiration. In the sitting position, there is a fall in the celiac artery PSV from 200 cm/sec to 99 cm/sec.