Right unilateral versus bilateral ultrasound-guided subcostal transversus abdominis plane block for post-operative analgesia after laparoscopic cholecystectomy: A prospective observational cohort study
Background: Ultrasound-guided subcostal transversus abdominis plane (TAP) block is an established component of multimodal analgesia after laparoscopic cholecystectomy (LC). Given that principal trocar sites and dissection are predominantly right sided, a unilateral (UT) right subcostal TAP block may provide adequate an...