Definition
By Mayo Clinic staffIntussusception (in-tuh-suh-SEP-shun) is a serious disorder in which part of the intestine — either the small intestine or colon — slides into another part of the intestine. This "telescoping" often blocks the intestine, preventing food or fluid from passing through. Intussusception also cuts off the blood supply to the part of the intestine that's affected.
Intussusception is the most common cause of intestinal obstruction in children. Intussusception is rare in adults. Most cases of adult intussusception are the result of an underlying medical condition. In contrast, most cases of intussusception in children have no demonstrable cause.
With prompt attention, intussusception can often be successfully treated without lasting problems.
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- Kitigawa S, et al. Intussusception in children. http://www.uptodate.com/home/index.html. Accessed July 20, 2010.
- Anatomic problems of the colon. National Institute of Diabetes and Digestive and Kidney Diseases. http://digestive.niddk.nih.gov/ddiseases/pubs/anatomiccolon/. Accessed July 25, 2010.
- Sondheimer JM, et al. Gastrointestinal tract. In: Hay WW, Jr., et al. Current Diagnosis and Treatment: Pediatrics. 19th ed. New York, N.Y.; McGraw Hill Medical: 2009. http://www.accessmedicine.com/content.aspx?aID=3403837. Accessed July 26, 2010.
- Rotavirus vaccine (RotaShield) and intussusception. Centers for Disease Control and Prevention. http://www.cdc.gov/vaccines/vpd-vac/rotavirus/vac-rotashield-historical.htm. Accessed July 26, 2010.
- Waseem M, et al. Intussusception. Pediatric Emergency Care. 2008;24:793.

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