Sigmoid volvulus
Case contributed by Wael Nemattalla
Diagnosis certain
Citation, DOI, disclosures and case data
Citation:
Nemattalla W, Sigmoid volvulus. Case study, Radiopaedia.org (Accessed on 30 Mar 2023) https://doi.org/10.53347/rID-10633
Permalink:
rID:
10633
Disclosures:
At the time the case was submitted for publication Wael Nemattalla had no recorded disclosures.
View Wael Nemattalla's current disclosuresCase published:
28 Aug 2010
Revisions:
8 times, by 4 contributors - see full revision history and disclosures
Systems:
Case of the day:
13 Nov 2010
Quiz mode:
Included
From the case:
Sigmoid volvulus
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Frontal

Markedly dilated loop of colon with a coffee-bean shape. Its apex points toward the right upper quadrant. Lucency at the right edge of the dilated bowel most likely represent compressed ascending colon.
Case Discussion
Classic coffee bean sign (omega sign) of sigmoid volvulus.
4 articles feature images from this case
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