Fig. 2From: Comparative study between ultrasound-guided erector spinae plane block and thoracic paravertebral block for postoperative analgesia after video-assisted thoracic surgery: an equivalence studythe paravertebral block in the thorax seen with ultrasound. The T5 transverse process of the T5 vertebra; the TM trapezius muscle; the RMM rhomboid muscle; and the ESM erector spinae muscleBack to article page