Hyperattenuating ring sign (epiploic appendagitis)

Last revised by Mohammadtaghi Niknejad ◉ on 29 Dec 2021

Citation, DOI, disclosures and article data

Citation:

Biswas A, Niknejad M, El-Feky M, et al. Hyperattenuating ring sign (epiploic appendagitis). Reference article, Radiopaedia.org (Accessed on 29 Mar 2023) https://doi.org/10.53347/rID-28789

DOI:

https://doi.org/10.53347/rID-28789

Permalink:

https://radiopaedia.org/articles/28789?iframe=true

rID:

28789

Article created:

20 Apr 2014, Asthik Biswas

Disclosures:

At the time the article was created Asthik Biswas had no recorded disclosures.

View Asthik Biswas's current disclosures

Last revised:

29 Dec 2021, Mohammadtaghi Niknejad ◉

Disclosures:

At the time the article was last revised Mohammadtaghi Niknejad had no recorded disclosures.

View Mohammadtaghi Niknejad's current disclosures

Revisions:

6 times, by 4 contributors - see full revision history and disclosures

Systems:

Gastrointestinal

Sections:

Signs

Synonyms:

Hyperattenuating ring sign in epiploic appendagitis
Hyperattenuating ring sign - epiploic appendagitis

The hyperattenuating ring sign is a sign that has been described with epiploic appendagitis and refers to a hyperattenuating ring of visceral peritoneum surrounding an inflamed epiploic appendage ¹. On CT it can be seen as a ring of soft tissue surrounding a region of fat attenuation adjacent to the colon.