Table 1:

The incidence of ITSS in each pathologic group of SELs

Pathologic DiagnosisITSS Degree
Grade 1 (%)Grade 2 (%)Grade 3 (%)
GBM0/25 (0)4/25 (16)21/25 (84)
AA3/5 (60)2/5 (40)0/5 (0)
Metastasis4/15 (27)5/15 (33)6/15 (40)
Lymphoma7/7 (100)0/7 (0)0/7 (0)
MS3/3 (100)0/3 (0)0/3 (0)
Granuloma9/9 (100)0/9 (0)0/9 (0)
  • Note:—AA indicates anaplastic astrocytoma; ITSS, intratumoral susceptibility signal; SEL, solitary enhancing lesion; GBM, glioblastoma multiforme; MS, multiple sclerosis.