Ischaemic colitis Flashcards Preview

Liver + GI > Ischaemic colitis > Flashcards

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

what supplies the left 3rd of the transverse colon to proximal rectum

IMA