Diagnostic Performance of Carotid Ring Sign on CT-Angiography in Internal Carotid True Occlusion.

Ting-Yu Yi Yi Sui Dinghuan Zheng Xinwen Ren Xiao-Hui LinYanmin WuDinglai LinZhinan PanXiu-Fen Zheng Ganji Hong Meihua WuLisan ZengWenhuo Chen

Published in: Stroke (2024)

Carotid ring sign is a potent imaging marker in diagnosing ICA TO. Carotid ring sign could be complementary to delayed contrast filling sign in differentiating TO from PO, in particular in centers with only single-phasic CTA.

Keyphrases

magnetic resonance
high resolution
contrast enhanced
anti inflammatory