Mushroom sign

Mushroom sign (pyloric stenosis) • Mushroom (photo) - Ganzer Fall bei Radiopaedia
Mushroom sign
(pyloric stenosis) • Mushroom (photo) - Ganzer Fall bei Radiopaedia
Hacking C, Mushroom (photo). Case study, Radiopaedia.org (Accessed on 12 Dec 2022) https://doi.org/10.53347/rID-76526 • CC by-nc-sa 3.0 (modified)
Pyloric stenosis • Hypertrophic pyloric stenosis - Ganzer Fall bei Radiopaedia
Pyloric
stenosis • Hypertrophic pyloric stenosis - Ganzer Fall bei Radiopaedia
mendez k, Hypertrophic pyloric stenosis. Case study, Radiopaedia.org (Accessed on 12 Dec 2022) https://doi.org/10.53347/rID-21002 • CC by-nc-sa 3.0 (modified)
Radiopaedia • CC-by-nc-sa 3.0 • de
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Mushroom sign
Mushroom sign (pyloric stenosis)
Umbrella sign (pyloric stenosis)

The mushroom sign (also called umbrella sign) is a radiological sign described in pyloric stenosis on barium examination.

This sign refers to the impression made by the hypertrophic pylorus on the duodenal cap.

See also