Comparative Study on the Effect of Quadratus Lumborum Block Versus Intrathecal Morphine on the Incidence of Chronic Pain Post Caesarean Section in a University Hospital of Middle-income Country

quadratus lumborum block will be performed using ultrasound machine (Sonosite Portable Ultrasound System, SonoSite, Bothell, Washington, USA). A 5-8 MHZ curved probe will be used with the patient positioned on the lateral side

Intrathecal morphine 100mcg will be added to bupivacaine 0.5% 15mg and fentanyl 20 µg

intrathecal bupivacaine 0.5% 15mg and fentanyl