Preincisional paravertebral block reduces the prevalence of chronic pain after breast surgery.

摘要: We reported earlier that preincisional paravertebral block (PVB) provides significant immediate postoperative analgesia after breast cancer surgery. In the same patients (n = 60), a 1-yr follow-up was performed to find out whether PVB could also reduce prevalence of chronic pain. The consisted 14-day symptom diary and telephone interviews 1, 6, 12 mo consumption analgesics similar in 30 control patients. However, 1 surgery, intensity motion-related pain lower (P 0.005) group. Six months any symptoms 0.029) Finally, at addition 0.003) 0.003), rest 0.011) These findings were independent or not axillary dissection had been performed. incidence neuropathic low (two three groups, respectively). providing acute relief, preoperative seems yr