MODIFIED SUPERIOR HYPOGASTRIC PLEXUS BLOCK FOR CHRONIC PELVIC PAIN FROM ENDOMETRIOSIS

Objective:To evaluate the efficacy and safety of modified superior hypogastric plexus block for patients with chronic pelvic pain.Methods: Blocks with alcohol were performed in 26 women with endometriosis and severe pelvic pain,through subarachnoid cavity and L_5～S_1 intervertebral disc with CT guidance.The changes of VAS and the level of plasma β-endophin before treatment,3 days,1 month,3 months after treatment were measured,respectively.Results: Plexus block provided significant pain relief(P0.01) and an increase of β-endorphin level.No severe complications occurred.Conclusion: Modified superior hypogastric plexus block is a safe and effective approach for reliving chronic pelvic pain from endometriosis.