Assessment of acute diarrhoea

Last reviewed: 26 Apr 2022
Last updated: 31 Mar 2022

Summary

Differentials

Common

  • Rotavirus
  • Norovirus
  • Enteric adenovirus
  • Campylobacter enteritis (Campylobacter jejuni and Campylobacter coli)
  • Shigella
  • Salmonella
  • Escherichia coli (enterotoxigenic, enteropathogenic, enteroinvasive, enterohaemorrhagic, enteroaggregative)
  • Clostridium difficile
  • Vibrio cholerae
  • Staphylococcus aureus
  • Bacillus cereus
  • Clostridium perfringens
  • Listeria
  • Giardia
  • Entamoeba histolytica
  • Microsporidiosis
  • Medications
  • Ulcerative colitis
  • Crohn's disease
  • Irritable bowel syndrome
Full details

Uncommon

  • Astrovirus
  • Yersinia
  • Aeromonas
  • Plesiomonas
  • Cryptosporidium
  • Cyclospora
  • Cystoisospora belli
  • Klebsiella oxytoca
  • Bowel ischaemia
  • Radiation injury
Full details

Contributors

Authors

Sean Pawlowski, MD

Colorado Infectious Disease Associates

Denver

CO

Disclosures

SP declares that he has no competing interests.

Acknowledgements

Dr Sean Pawlowski would like to gratefully acknowledge Dr Mamoon Elbedawi, Dr Peter Draganov, and Dr Cirle A. Warren, previous contributors to this topic. ME, PD, and CAW declare that they have no competing interests.

Peer reviewers

George E. Reese, MBBS, MRCS

Honorary Clinical Research Fellow

Department of Biosurgery and Surgical Technology

Imperial College

St Mary's Hospital

London

UK

Disclosures

GER declares that he has no competing interests.

Daniel A. Leffler, MD, MS

Senior Medical Resident and Clinical Fellow in Nutrition and Gastroenterology

Department of Gastroenterology

Beth Israel Deaconess Medical Center

Boston

MA

Disclosures

DAL declares that he has no competing interests.

  • Guidelines

    • Clinical practice guideline: 2021 focused update guidelines on management of Clostridioides difficile infection in adults
    • Clinical practice guidelines for
    Guidelines
  • Videos

    Peripheral venous cannulation animated demonstration

    Venepuncture and phlebotomy animated demonstration

    More videos
  • padlock-lockedLog in or subscribe to access all of BMJ Best Practice

Use of this content is subject to our disclaimer