fig1
![](https://image.oaes.cc/6a477f05-3a41-4881-b38d-ff8b3458d210/1170.fig.1.png)
Figure 1. Barcelona Clinic Liver Cancer staging system. HCC: hepatocellular carcinoma; PST: performance status of the patient; OS: overall survival; CLT: cadaver liver transplantation; LDLT: living donor liver transplantation; RF: radiofrequency; PEI: percutaneous ethanol injection; TACE: transcatheter arterial chemoembolization