Fig. 1From: Comparison of ultrasound-guided transversalis fascia plane block and anterior quadratus lumborum block in patients undergoing caesarean delivery: a randomized studyA–B Relevant sonoanatomy for US-guided TFPB and Anterior QLB. (A) US-guided TFPB. The white line represents the needle trajectory. (B) US-guided anterior QLB. The white line represents the needle trajectory. TFPB, transversalis fascia plane block; EOM, external oblique muscle; IOM, internal oblique muscle; TAM, transversus abdominis muscle; QLM, quadratus lumborum muscle; PM, psoas muscle; ESM, erector spinae muscle; VC, vertebrae corpusBack to article page