Arc sign (CARASIL)
Last revised by Frank Gaillard on 28 Mar 2019
Citation, DOI, disclosures and article data
Citation:
Gaillard F, Arc sign (CARASIL). Reference article, Radiopaedia.org (Accessed on 23 Apr 2024) https://doi.org/10.53347/rID-67306
Permalink:
rID:
67306
Article created:
Disclosures:
At the time the article was created Frank Gaillard had no recorded disclosures.
View Frank Gaillard's current disclosures
Last revised:
Disclosures:
At the time the article was last revised Frank Gaillard had no recorded disclosures.
View Frank Gaillard's current disclosures
Revisions:
1 time, by
1 contributor -
see full revision history and disclosures
Systems:
Sections:
The arc sign has been described in late-stage CARASIL and is seen on axial T2 weighted images. It describes high signal extending from one middle cerebellar peduncle, across the pons, to the contralateral middle cerebellar peduncle 1.
References
- 1. Hiroaki Nozaki, Yumi Sekine, Toshio Fukutake, Yoshinori Nishimoto, Yutaka Shimoe, Akiko Shirata, Sohei Yanagawa, Mikio Hirayama, Masato Tamura, Masatoyo Nishizawa, Osamu Onodera. Characteristic features and progression of abnormalities on MRI for CARASIL. (2015) Neurology. 85 (5): 459. doi:10.1212/WNL.0000000000001803 - Pubmed
Unable to process the form. Check for errors and try again.