May Be Caused by

 Common

Advanced ischemia

Crohn disease

Infectious enteritis

Mesenteric infarction

Metastatic disease to bowel wall or mesentery

Zollinger-Ellison syndrome

 Uncommon

A-alpha-lipoproteinemia

A-beta-lipoproteinemia

Amebic liver abscess

Amyloidosis

Hydatid disease

Hypoalbuminemia

Radiation enteritis

Small bowel resection

Sprue

Tropical sprue

Tuberculosis