Flashcards in Ischaemic colitis Deck (10):
1
blood supply to the colon
superior + inferior mesenteric arteries
2
which areas are most susceptible to ischeamia?
watershed areas in the splenic flexure + caecum
3
RF
**elderly (underlying atherosclerosis + vessel occlusion)
young (contraceptives, thrombophilia + vasculilts)
4
Px
lower left sided abd pain + rectal bleeding, occasionally shock
5
sigmoidoscopy
normal apart from blood
6
Tx
conservative: fluid replacement + antibiotics
surgery for gangrene, perforation or stricture formation
7
gold standard tests
colonoscopy + biopsy
8
what usually causes it?
low flow in the inferior mesenteric artery
9
what does the SMA supply
from the lower part of the duodenum through two-thirds of the transverse colon, as well as the pancreas
10