Intestinal Ischemia

Question 1

Causes of intestinal ischemia

Answer 1

Any process that reduces blood flow to intestines

Question 2

What are the two classifications of intestinal ischemia

Answer 2

Small bowel ischemia: mesenteric ischemia
Large bowel: colonic ischemia

Question 3

S/s of intestinal ischemia

Answer 3

Atherosclerotic disease, hematochezia (mild and slef limiting), abd pain and cramps, sepsis or gangrenous bowel

Question 4

Diagnostics for ischemic bowel

Answer 4

CT angiogram in the stable patient
Duplex US: for arterial stenosis or occlusion
Colonoscopy or sigmoidoscopy in ischemic colitis

Question 5

Intestinal Ischemia treatment plan

Answer 5

Maintain BP and perfusion
GI decompression, Fluid resuscitation, HD support, correct electrolytes, pain control, anticoagulation, broad spectrum abx, consult sx