As of the latest update, Google Chrome and Microsoft Edge have made a breaking change to how file uploads are handled. Once your system installs this update, you will not be able to upload new images. Please use another browser until we can get it fixed.

Rule of 2s in Meckel diverticulum

Dr Owen Kang and Assoc Prof Craig Hacking et al.

The rule of 2s is a useful mnemonic for the features of Meckel diverticulum, although the figures do have a broad range:

  • occur in 2% of the population
  • are 2 inches (5 cm) long
  • are 2 feet (60 cm) from the ileocecal valve
  • 2/3 have ectopic mucosa
  • 2 types of ectopic tissue are commonly present (mostly gastric and pancreatic) 
  • 2% become symptomatic
Share article

Article information

rID: 37326
Section: Mnemonics
Synonyms or Alternate Spellings:
  • Rule of 2's in a Meckel diverticulum (mnemonic)

Support Radiopaedia and see fewer ads

Updating… Please wait.

 Unable to process the form. Check for errors and try again.

 Thank you for updating your details.