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Intradiscal lidocaine response—40 concordant and nonconcordant severely painful discs where anesthetic was injected
| Disc State | Intradiscal Lidocaine-Provoked Pain Response |
Total (n = 40) | ||
|---|---|---|---|---|
| Total Improvement (n = 17) | Partial Improvement (n = 7) | No Improvement (n = 16) | ||
| Leaking | 14 (82%) | 2 (29%) | 5 (31%) | 21 (53%) |
| Contained | 3 (18%) | 5 (71%) | 11 (69%) | 19 (48%) |
| Total | 17 (100%) | 7 (100%) | 16 (100%) | 40 (100%) |
