GI

Question 1

Two categories of intestinal obstruction neonates

Name samples in each

Answer 1

High (Midgut volvulus, malro, duodenal atresia/stenosis, D web, annular pancreas, J.atresia)
Low (Hirschspring, Meconiumk plug, ileal atresia, meconium ileus, anal atresia/malformation)

Question 2

Common location for duodenal atresia/stenosis

Answer 2

Ampulla of Vater

Question 3

Duodenal atresia is commonly associated with… ?%

Answer 3

Downs, 30%

Question 4

VATER

Answer 4

Vertebral
imperforate Anus
TracheoEsophageal fistula
Radial and Renal dysplasia

Question 5

Double bubble differential

Answer 5

dilatated stomach and proximal duodenum i

• duodenal atresia
• midgut volvulus
• Most likely atresia as with acute obstruction the duodenal bulb should not be dilated as it would be in acute midgut volvulus*

Question 6

Duodenal atresia and midgut volvulus

Answer 6

Can do UGI: Distal gas is seen with atresia

Question 7

NEC–what is

Answer 7

Idiopathic enterocolitis. Ischemia, infection

Question 8

NEC imaging

Answer 8

Radiogrh

• focal dilatation of bowel–usually RLQ
• Unchanging bowel gas pattern on serial imaging
• Unfolded small bowel loops with loops separation suggestive of bowel wall thickening
• pneumatosis intestinalis
• portal venous gas

Ultraspund
-Thickened bowel lobes

Question 9

NEC signs/anecdotes

Answer 9

Football sign: Air around falciform ligament

Rigler: Air on both sides of bowel