Session 10- Imaging of the GI tract

Question 1

what can you see on an AXR that confrims small bowel

Answer 1

plicae circularis

-extend fully

Question 2

what is pneumoperitoneum

Answer 2

if we perforate a viscous in our abdominal cavity the gas inside it will go into the peritoneal cavity

gas under diaphragm

Question 3

at what level does aorta give off its blood suplly to the foregut and what is that

Answer 3

t12

coeliac trunk

Question 4

at what level does the aorta give supply to the midgut and what si it

Answer 4

L1 - transpyloric plane

superior mesenteric artery

Question 5

what level does aorta give off blood supply to hindgut and what is it

Answer 5

L3- inferior mesenteric artery

Question 6

where does the aorta bifurctate

Answer 6

l4

iliac crest

Question 7

what is GI angiography

Answer 7

a way of visualising the vasculature associated with the intestines

Question 8

how does a sigmoid volvulus appear on an abdominal x-ray

Answer 8

large coffee bean starting in the LIF pointing to the RUQ

Question 9

how does toxic megacolon look in an x ray

Answer 9

colonic dilatation, oedema and pseudopolyps