Postoperative pain treatment after lumbar discectomy. A protocol for a systematic review with meta-analysis and trial sequential analysis
Background: Patients undergoing lumbar discectomy usually suffer from moderate to severe pain during the postoperative period. Multimodal, or balanced analgesia, is the leading treatment principle for managing postoperative pain. The rationale is to achieve optimal pain treatment through additive or synergistic effects of several non-opioid analgesics, and thereby, reducing the need for postoperat