This interventional study compares cryoablation and endoscopic denervation for the treatment of posterior sacroiliac joint pain in patients with chronic sacroiliac joint pain confirmed by a positive diagnostic block. The aim is to evaluate and compare the effectiveness of both procedures in reducing pain and improving functional status.
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Pain intensity measured by Numeric Rating Scale (NRS)
Timeframe: Baseline and 12 months follow-up
Functional disability measured by Oswestry Disability Index (ODI)
Timeframe: Baseline and 12 months follow-up