Toxic megacolon diagnostic study of choice

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Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]; Associate Editor(s)-in-Chief:

Overview

• The diagnosis of toxic megacolon is based on the Jalan's criteria, which includes:
  1. Fever >101.5°F (38.6°C)
  2. Heart rate >120 beats/min
  3. White blood cell count >10.5 (109/L)
  4. Anemia
  5. Plus one of the following criteria:
     • Dehydration
     • Mental changes
     • Electrolyte disturbances
     • Hypotension