What are the possible complications of gastroenteritis?

Updated: Feb 10, 2017
  • Author: Arthur Diskin, MD; Chief Editor: Steven C Dronen, MD, FAAEM  more...
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Answer

Complications of gastroenteritis include the following:

  • Dehydration

  • Malabsorption

  • Transient lactose intolerance

  • Chronic diarrhea

  • Systemic infection (meningitis, arthritis, pneumonia) especially with Salmonella infections

  • Sepsis (Salmonella, Yersinia, Campylobacter organisms)

  • Hemolytic-uremic syndrome (much more common in children, especially with E coli O157:H7)

  • Reactive arthritides (Salmonella, Shigella, Yersinia, Campylobacter, Giardia organisms)

  • Persistent diarrhea

  • Thrombotic thrombocytopenic purpura or TTP (E coli O157:H7)

  • Guillain-Barré syndrome (Campylobacter organisms)


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