Retrolaminar Block Versus Subcostal Transversus Abdominis Plane Block in Patients Undergoing Open Liver Resection Surgery
Adequate pain control improves postoperative outcomes and is imperative for enhanced recovery after surgery (ERAS) . Open liver resection surgery is associated with intraoperative blood loss, hypotension, coagulopathy, pulmonary complications, liver impairment, and renal impairment, making perioperative pain management challenging . Multimodal analgesic strategies employing regional techniques decrease postoperative pain and opioid consumption following liver resections. Thoracic epidural analgesia (TEA) is considered the 'gold standard' for open thoracic and abdominal surgical procedures .
• Physical status American Society of Anesthesiologists (ASA)II, III. Body mass index (BMI): 20-35 kg/m2.