Fig. 1. Ultrasound images of subcostal transversus abdominis plane block (A) and modified thoracoabdominal nerve block through perichondral approach (B). The arrow represents the needle. CC: costal cartilage, LA: local anesthetics, RAM: rectus abdominal muscle, TAM: transversus abdominis muscle, IOM: internal oblique muscle.
© Korean J Pain
