Objective To compare the hepatic functional protection of Tiopronin and Heperz applied during preoperative period in the patients with liver tumor.

• 目的比较硫普罗宁(凯西莱)和鸟氨酰门冬氨酸(雅博司)在肝脏肿瘤患者围手术期护肝治疗的效果。