Double contour cartilage line

Last revised by Henry Knipe on 31 Mar 2022

Citation, DOI, disclosures and article data

Citation:

Rezaee A, Knipe H, Double contour cartilage line. Reference article, Radiopaedia.org (Accessed on 20 Apr 2024) https://doi.org/10.53347/rID-44037

DOI:

https://doi.org/10.53347/rID-44037

Permalink:

https://radiopaedia.org/articles/44037

rID:

44037

Article created:

4 Apr 2016, Amir Rezaee

Disclosures:

At the time the article was created Amir Rezaee had no recorded disclosures.

View Amir Rezaee's current disclosures

Last revised:

31 Mar 2022, Henry Knipe ◉ ◈

Disclosures:

At the time the article was last revised Henry Knipe had no recorded disclosures.

View Henry Knipe's current disclosures

Revisions:

2 times, by 2 contributors - see full revision history and disclosures

Systems:

Musculoskeletal

Sections:

Signs

Tags:

case, ref

Synonyms:

Sonographic double contour sign
Ultrasound double contour sign

The double contour cartilage line is a sonographic sign specific for gout, which is characterized by an echogenic line on the outer surface of the joint cartilage parallel to the subchondral bone secondary to deposition of monosodium urate crystals on the surface of hyaline articular cartilage.