Comparison of ultrasound-guided serratus posterior superior intercostal plane block and thoracic paravertebral block for postoperative analgesia after breast su

This noninferiority trial aimed to evaluate whether the serratus posterior superior intercostal plane block (SPSIPB) provides noninferior postoperative analgesia compared with the thoracic paravertebral block (TPVB) after unilateral mastectomy. This prospective, randomized, asses

Medical Literature · Updated 2026-08-02

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