necrotizing enteritis is a clinico-pathological entity , marked by segmentary necrosis of jejunum and ileum , variously extended , and is a rather rare picture , the etiopathogenesis of which is prevailingly supported by troubles in the intestinal circulation or by intestinal locations of reactions of hypersensitivity ( arthus-similar allergic reaction ) .
C0014335
enteritis
C0021853
intestinal