Rim sign (choledocholithiasis)
Citation, DOI, disclosures and article data
Citation:
Cheng A, Knipe H, Rim sign (choledocholithiasis). Reference article, Radiopaedia.org (Accessed on 23 Mar 2025) https://doi.org/10.53347/rID-175700
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rID:
175700
Article created:
28 Sep 2023,
Angus Cheng
Disclosures:
At the time the article was created Angus Cheng had no financial relationships to ineligible companies to disclose.
View Angus Cheng's current disclosures
Last revised:
Disclosures:
At the time the article was last revised Henry Knipe had the following disclosures:
- Integral Diagnostics, Shareholder (ongoing)
- Micro-X Ltd, Shareholder (ongoing)
These were assessed during peer review and were determined to not be relevant to the changes that were made.
View Henry Knipe's current disclosures
Revisions:
2 times, by
2 contributors -
see full revision history and disclosures
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The rim sign of choledocholithiasis is a finding seen on contrast-enhanced CT and comprises a faint rim of increased density along the margin of a low-density area of calculus 1.
References
- 1. Miller F, Hwang C, Gabriel H, Goodhartz L, Omar A, Parsons W. Contrast-Enhanced Helical CT of Choledocholithiasis. AJR Am J Roentgenol. 2003;181(1):125-30. doi:10.2214/ajr.181.1.1810125 - Pubmed
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