Study purpose: To evaluate the efficacy and safety of Tislelizumab in combination with advanced hepatocellular carcinoma in the real world; Study design: Non-intervention, single center, case registration, real-world study; Number of registrations: 40;

Source of data: This project is a non-interventionary real world case follow-up registration. All registration data are from real clinical practice cases. The collected data include the following requirements:

1. Age ≥18 years old;
2. Unresectable hepatocellular carcinoma confirmed by histological examination or clinical diagnosis;
3. Plan or have received systemic therapy combined with Tiralizumab;
4. No participation in other clinical studies;
5. Access to Tislelizumab treatment and other clinical records; Primary endpoint: Overall response rate; Secondary endpoint: Disease control rate, progress free survival, overall survival, safety; Exploratory endpoint: To explore the predictive value of multiple Biomarker combinations, such as PD-L1, TMB, MSI, DDR, POLE/POLD, in HCC immunotherapy response.

This project is a non-interventionary real world case follow-up registration. All registration data are from real clinical practice cases. The collected data include the following requirements:

1. Age ≥18 years old;
2. Unresectable hepatocellular carcinoma confirmed by histological examination or clinical diagnosis;
3. Plan or have received systemic therapy combined with Tislelizumab;
4. No participation in other clinical studies;
5. Access to Tislelizumab treatment and other clinical records.

All patients registrated and treated with Tislelizumab at least once were included in the efficacy analysis population as well as the safety analysis population.