Bilateral Ultrasound Guided Quadratus Lumborum Versus Lumbar Epidural Block on Postoperative Analgesia, and Inflammatory Response in Abdominal Surgery

Effect of Bilateral Ultrasound Guided Quadratus Lumborum Block Versus Lumbar Epidural Block on Postoperative Analgesia, and Inflammatory Response Following Major Lower Abdominal Cancer Surgery

This study aims at comparing the effects of bilateral ultrasound-guided quadratus lumborum block versus lumbar epidural block on postoperative analgesia and inflammatory response following major lower abdominal cancer surgery.

Inclusion Criteria:

• ASA II, III
• Weight 50 - 85 kg.
• Scheduled for major lower abdominal cancer surgery (radical cystectomy, total abdominal hysterectomy).

Exclusion Criteria:

• Patients with a history of relevant drug allergy.
• Coagulation disorders.
• Opioid dependence.
• Sepsis.
• Local infection at the vicinity of the block site.
• Patients with psychiatric illnesses that would interfere with perception and assessment of pain