Scarring or narrowing of your intestine. Occasionally the intestines recover from ischemia. But as A part of the healing course of action, the body forms scar tissue that narrows or blocks the intestines. This comes about most often inside the colon. Seldom, this happens from the smaller intestine. Blood-clotting complications. https://www.sgvascularctr.com/gangrene-diagnosis-and-treatment/