Intussusception causes

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Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]

Causes

Children

Idiopathic- no lead point

Pathologic- Lead point

Causes of nonidiopathic adult intestinal intussusception*
Enteric (benign)	Enteric (malignant)	Colonic (benign)	Colonic (malignant)
Adhesions Adenoma Celiac disease Crohn disease Endometriosis Malignant stromal (GIST) tumor Hamartoma Hemangioma Inflammatory polyp Kaposi sarcoma Lipoma Meckel diverticulum Neurofibroma Peutz–Jegher polyp Tuberculosis Submucosal hemorrhages from unregulated anticoagulation	Adenocarcinoma Carcinoid tumor Leiomyosarcoma Lymphoma Metastatic carcinoma (melanoma most common) Malignant GIST Neuroendocrine tumor	Adenoma  Inflammatory pseudopolyp  Lipoma	Adenocarcinoma Lymphoma Sarcoma

*adopted from Clinics in Colon and Rectal Surgery 2017;