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Acute Gastroenteritis and Dehydration

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Pediatric Emergency Medicine Evidence-Based Pathway


Inclusion Criteria

  • Age 6 mo- 18 years
  • Vomiting and/or diarrhea
  • Onset < 5 days
  • Non-bloody, non-bilious

Exclusion Criteria

  • Toxic or ill-appearing
  • History of renal disease, diabetes, CHF, IBD, or contributory comorbid condition
  • Hypotension

Key measures

  • Monitor and document I/O, gastro scores
  • Repeat vital signs
  • Ensure discharge teaching and discussion of oral rehydration technniques



Date of development: 06/16; Authors: Sonny Tat, MD
Reviewed and updated: 03/2017
Disclaimer: This algorithm functions as a guideline for clinical care under the direction of pediatric emergency medicine attendings.