Analgesic Efficacy of Sacral Neuromodulation for Pelvic Cancer Pain: A Preliminary Report

Does Sacral Neuromodulation Relieve Chronic Pelvic Cancer Pain, Compared With Medical Treatment?

in this trial, we will test the analgesic efficacy of sacral neuromodulation for patients with pelvic cancer, complaining of chronic pelvic pain in comparison to medical treatment.

Inclusion Criteria:

• Age, 18-70
• Pain localized to the pelvic and perineal region
• The pain is due to pelvic cancer or chronic pelvic pain after pelvic surgery for cancer
• The intensity of pain assessed by VAS (visual analogue pain scale) > 7
• Importantly, the included participants should gain > 50% reduction of their pain in response to sacral roots block, S2,3 and 4 with bupivacaine 0.5%, 2 ml for each root

Exclusion Criteria:

• Coagulopathy
• Infection at site of maneuver
• Abnormal Psychological behavior that interfere with integrity of obtained data