gastric outlet obstruction in infancy

Unusual

acquired gastric outlet obstruction during infancy: a case report. upper GI contrast study shows prepyloric stricture.

Infant with

vomiting. AP image from an upper GI exam shows a persistent thin vertical filling defect which encircles the gastric antrum and causes mild persistent narrowing of the gastric antrum.The diagnosis was gastric antral web.

Upper GI

series in infants and children with vomiting: insights into ACR appropriateness criteria. Two different patients with gastric outlet obstruction. Upper row neonate with infantile hypertrophic stenosis; a) plain AP view shows air-filled stomach with wave-like contour (caterpillar sign) with paucity of abdominal gas distally; b) lateral view shows very narrowed pyloric canal (string sign, arrow) with delayed gastric emptying; c) ultrasound scan of the pylorus reveals elongated thickened pyloric canal, with length of 20 mm, transverse diameter of 11 mm and single wall thickness 4 mm. d, e) patient with idiopathic acquired gastric outlet obstruction; d) plain AP view shows dilated fluid filled stomach displacing the surrounding gas filled bowel loops; e) UGI series shows the dilated stomach with delayed gastric emptying