Table 3 Severity of edema
From: Spinal osteoblastoma: a retrospective study of 35 patients’ imaging findings with an emphasis on MRI
Grade 1 | Grade 2 | Grade 3 | Grade 4 | Sum | |
|---|---|---|---|---|---|
BME | 2 (6.3%) | 3 (9.4%) | 18(56.3%) | 9 (28.1%) | 32 |
STE | 3 (9.4%) | 3 (9.4%) | 12 (37.5%) | 14 (43.8%) | 32 |