Citation, DOI, disclosures and article data
Citation:
Matic M, Knipe H, Beak sign (gallbladder). Reference article, Radiopaedia.org (Accessed on 28 Sep 2023) https://doi.org/10.53347/rID-89816
The beak sign of gallbladder volvulus describes tapering of the distended gallbladder lumen as it transitions to a fulcrum point at the pedicle, resembling a curved beak.
Terminology
The term bird's beak sign is used in a number of other contexts: see bird beak sign (disambiguation).
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- 2. C Escalard, A Calinghen, N Habchi. Gallbladder volvulus: A rare cause of acute gallbladder distension. (2019) Journal of Gastroenterology and Hepatology. 34 (7): 1133. doi:10.1111/jgh.14619
- 3. Bouzas Cardaci M, Bivoleanu CV. Gallbladder volvulus, a rare cause of acute abdomen, a case report. (2020) International journal of surgery case reports. 75: 81-84. doi:10.1016/j.ijscr.2020.09.001 - Pubmed
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