THUMBPRINTING OF BOWEL D/DX

Thumbprinting of Bowel DDx:
Inflammatory Bowel Disease - most common. i.e. Crohn's and Ulcerative Colitis
Diverticulosis or Diverticulitis
Ischemic Colitis with hemorrhage into bowel wall

Other less-common causes include:
Amyloidosis
Carcinoid
Angineurotic Edema
CMV colitis in AIDS
Endometriosis
Lymphoma
Parasitic Infections esp Amebiasis, Strongyloides, Schistosomiasis
Pseudomembranous Colitis
Toxic Megacolon
Typhlitis