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.

Radiographic features

Barium meal

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.

See also

• caterpillar sign
• string sign
• double track sign
• shoulder sign
• mushroom sign

Terminology

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

Siehe auch:

• hypertrophe Pylorusstenose