Department of Anaesthesiology West China Hospital of Sichuan University Chengdu 610041 Sichuan Province China;
Department of Anaesthesiology West China Hospital of Sichuan University Chengdu 610041 Sichuan Province China;
Transversus abdominis plane block; Total intravenous anesthesia; Becker muscular dystrophy; Pediatric patient; Case report;