Early MR findings in 68 patients with clinically isolated syndromes of whom 18 developed multiple sclerosis (MS)1-150 within 1 year

MRI index Cut off
point
Prevalence
n (%)
MS
n
PPV
%
Sensitivity
%
Specificity
%
Baseline MRI:
 Lesions on T2 weighted imaging148 (71)16338936
437 (54)14387854
925 (37)11446172
 Contrast enhancing lesions121 (31)11526180
Baseline and follow up MRI:
 Lesions on T2 weighted imaging at baseline and new lesions at follow up127 (40)15558376
 Contrast enhancing lesions at baseline and new contrast enhancing lesions at follow up110 (15)7703994
  • 1-150 Clinically probable or definite MS.