Rigler triad (gallstone ileus)

Last revised by Ian Bickle on 18 Feb 2021

Rigler triad consists of three findings seen in gallstone ileus:

History and etymology

It is named after Leo George Rigler, American radiologist (1896-1979) 1.

Practical points

Rigler triad should not be confused with Rigler sign, the Rigler notch sign, or Hoffman-Rigler sign.

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