Beak sign (pyloric stenosis)

Beak sign in pyloric stenosis is one of the fluoroscopic (barium meal) findings which is useful in the diagnosis of congenital hypertrophic pyloric stenosis.

A beak-like tapering projection of barium is seen entering into the narrowed and compressed pyloric channel with distal tapering and narrowing of the barium streak.

The term bird's beak sign is used in a number of other contexts: see bird beak sign (disambiguation).

Inspired signs

Article information

rID: 25524
Section: Signs
Synonyms or Alternate Spellings:
  • Beak sign of pyloric stenosis
  • Beak sign - pyloric stenosis

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