Fig. 2From: Analgesic effect of the ultrasound-guided subcostal approach to transmuscular quadratus lumborum block in patients undergoing laparoscopic nephrectomy: a randomized controlled trialUltrasound image of the subcostal approach to transmuscular QLB. LA spread betweem QL and PM muscle. LA local anesthetic, QL quadratus lumborum muscle, ES erector spinae muscle, arrow shows the needle pathBack to article page