Comparative performance of 7T MRI sequences for central vein sign detection in multiple sclerosis: a prospective study.
BACKGROUND The central vein sign (CVS) has been incorporated into the 2024 McDonald criteria for multiple sclerosis (MS) diagnosis. However, the optimal MRI sequence for detecting CVS at 7T remains unclear due to limited direct comparisons. This study aimed to perform a head-to-head comparison of gradient-recalled echo...