Comparison of 7-T and 3-T MRI for the Detection of Multiple Sclerosis Lesions

= .057). Interrater reliability was excellent (ICC = 0.99). Conclusion Compared with 3-T MRI, 7-T MRI improved MS lesion detection across characteristic intracranial regions and key imaging biomarkers, with a higher proportion of CVS-positive lesions but similar PRL proportions, supporting the clinical value of 7-T MRI. Clinical trial registration no. NCT05154370 © RSNA, 2026