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Abdominal compartment syndrome

Evidence last reviewed: 17 Aug 2026
Topic last updated: 17 Sep 2026

Summary

Definition

History and exam

Key diagnostic factors

  • abdominal distension
  • oliguria
  • increased respiratory effort
  • hypotension
Full details

Risk factors

  • excessive fluid resuscitation
  • massive blood transfusion
  • decreased abdominal compliance
  • intra-abdominal infection/inflammation
  • hemoperitoneum
  • ileus
  • pneumoperitoneum
  • loss of abdominal domain
  • comorbid cirrhosis
  • retroperitoneal hematoma
Full details

Diagnostic tests

1st tests to order

  • transbladder measurement of intra-abdominal pressure
  • oxygen saturation
  • BUN and creatinine
  • ABG
Full details

Tests to consider

  • peak airway pressure
  • abdominal CT scan
  • abdominal ultrasound
Full details

Emerging tests

  • muscle contraction sensors
  • continuous intragastric pressure monitoring

Treatment algorithm

ACUTE

all patients

Contributors

Authors

Patrick B. Murphy, MD, MPH, MSc, FRCSC, FACS

Associate Professor

Medical College of Wisconsin

Milwaukee, WI

Disclosures

PBM declares that the Medical College of Wisconsin receives honorariums for educational material provided to Boston Scientific.

Courtney Pokrzywa, MD

Surgical Critical Care/Acute Care Surgery Fellow

Medical College of Wisconsin

Milwaukee, WI

Disclosures

CP declares that she has no competing interests.

Acknowledgements

Dr Patrick B. Murphy and Dr Courtney Pokrzywa would like to gratefully acknowledge Dr Michael W. Cripps, Dr Jeffrey C. Perumean, Dr Michaela West, and Dr Gary An, previous contributors to this topic.

Disclosures

MWC has received compensation from Grifols for participation in their Advisory Board and has been compensated with stock options by TraumaCare.AI, Inc. for serving on their Advisory Board. JCP declares that he has no competing interests. MW and GA are authors of a reference cited in this topic.

Peer reviewers

Bart De Keulenaer, MD, FJFICM

Physician/Intensivist

Fremantle Hospital

Fremantle

Western Australia

Australia

Disclosures

BDK declares that he has no competing interests.

William Kirke Rogers, MD

Associate Professor of Anesthesiology and Critical Care Medicine

University of Minnesota

Minneapolis, MN

Disclosures

WKR declares that he has no competing interests.

Peer reviewer acknowledgements

BMJ Best Practice topics are updated on a rolling basis in line with developments in evidence and guidance. The peer reviewers listed here have reviewed the content at least once during the history of the topic.

Disclosures

Peer reviewer affiliations and disclosures pertain to the time of the review.

References

Our in-house evidence and editorial teams collaborate with international expert contributors and peer reviewers to ensure that we provide access to the most clinically relevant information possible.

Key articles

The World Society of the Abdominal Compartment Syndrome. WSACS consensus guidelines summary. Apr 2021 [internet publication].Full text

Montalvo-Jave EE, Espejel-Deloiza M, Chernitzky-Camaño J, et al. Abdominal compartment syndrome: current concepts and management. [in spa]. Rev Gastroenterol Mex (Engl Ed). 2020 Oct-Dec;85(4):443-51.Full text  Abstract

Reference articles

A full list of sources referenced in this topic is available to users with access to all of BMJ Best Practice.
  • Abdominal compartment syndrome images
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  • Guidelines

    • Intra-abdominal hypertension and the abdominal compartment syndrome: updated consensus definitions and clinical practice guidelines
    • Intra-abdominal hypertension and the open abdomen: nursing guidelines from the Abdominal Compartment Society
    More Guidelines
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