Research Article
The Effect of Resveratrol on Surgery-Induced Epidural Fibrosis in Laminectomy Rats
Table 1
Rydell classification.
| Grade 0 | Epidural scar tissue was not adherent to the dura mater | Grade 1 | Epidural scar tissue was adherent to the dura mater but easily dissected | Grade 2 | Epidural scar tissue was adherent to the dura mater and difficultly dissected without disrupting the dura matter | Grade 3 | Epidural scar tissue was firmly adherent to the dura mater and could not be dissected |
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