Last reviewed: November 2017
Last updated: August  2017

Summary

Definition

History and exam

Key diagnostic factors

  • age <2 years
  • passage of bright red blood per rectum (hematochezia)
  • intractable constipation (obstipation)

Other diagnostic factors

  • male sex
  • nausea and vomiting
  • abdominal cramps
  • lower abdominal pain
  • diffuse abdominal tenderness
  • palpable abdominal mass
  • hypotension/tachycardia

Risk factors

  • there are no known risk factors

Diagnostic investigations

1st investigations to order

  • CBC
  • technetium-99m pertechnetate scan ("Meckel scan")
  • plain abdominal radiography
  • CT scan of the abdomen and pelvis
  • ultrasound of the abdomen
Full details

Investigations to consider

  • contrast enema
  • small bowel enteroclysis
  • mesenteric angiography
  • surgical exploration of the abdomen
Full details

Treatment algorithm

Contributors

Authors VIEW ALL

Ali Tavakkoli

Associate Professor of Surgery

Harvard Medical School

Brigham and Women's Hospital

Boston

MA

Disclosures

AT declares that he has no competing interests.

Dr Ali Tavakkoli would like to gratefully acknowledge Dr Gordon G. Wisbach, a previous contributor to this monograph. GGW declares that he has no competing interests.

Peer reviewers VIEW ALL

Professor of Surgical Oncology

Consultant Colorectal Surgeon

The Royal London Hospital

London

UK

Disclosures

SD declares that he has no competing interests.

Assistant Professor of Pediatrics

University of Alberta

Edmonton

Alberta

Canada

Disclosures

WEM declares that he has no competing interests.

Associate Professor of Surgery

University of Maryland

Baltimore

MD

Disclosures

SK declares that he has no competing interests.

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