FIGURE 42.1-1. (A) Transducer position and needle insertion to accomplish a transverse abdominal plane block. (B) Transducer position and needle insertion to accomplish iliohypogastric and ilioinguinal nerve blocks. (C) Transducer position and needle insertion to accomplish rectus sheath block. (D) Transducer position and needle insertion to accomplish a lateral femoral cutaneous nerve (LFCN) block.