Small bowel (small intestine)
Benign tumors and tumor-like conditions
Intussusception


Topic Completed: 1 August 2012

Revised: 13 March 2019

Copyright: 2003-2019, PathologyOutlines.com, Inc.

PubMed Search: Intussusception[TI] small bowel[TI] free full text[sb]
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Cite this page: Gulwani H. Intussusception. PathologyOutlines.com website. http://www.pathologyoutlines.com/topic/smallbowelintussusception.html. Accessed March 19th, 2019.
Definition / general
  • Portion of bowel (intussuscipiens) swallows another length of bowel (intussusceptum)
  • Usually occurs during first 5 years of life, 50% within first year (BMC Pediatr 2012;12:36)
  • May be due to lymphoid hyperplasia in ileocecal region secondary to adenovirus or other viral infections
  • In older patients, may be associated with HIV or due to pedunculated intraluminal lipoma or leiomyoma that serves as point of traction
  • Complications: ischemic necrosis due to compression of vessels
Case reports
Treatment
  • Manual reduction, barium enema, resection
Clinical images

Images hosted on other servers:

Gentle reduction of the ileoileal intussusception

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