Regional Lymph Node Metastasis and Survival Outcomes in Advanced HCC

Inclusion Criteria: 1. Has a diagnosis of HCC confirmed by radiology, histology, or cytology; 2. Barcelona Clinic Liver Cancer (BCLC) stage C with the presence of extrahepatic spread; 3. Has not received any previous systemic therapy for HCC (including chemotherapy, molecularly targeted therapy, immunotherapy); 4. Both PD-1/PD-L1 inhibitors and anti-angiogenesis drugs patients received only include marketed drugs but are not limited to HCC approval; 5. TACE was performed after the first PD-1/PD-L1 inhibitor/anti-angiogenic drug treatment or before treatment (within 3 months); 6. Received at least 1 cycle of PD-1/PD-L1 inhibitor/anti-angiogenic drug combination therapy after TACE treatment; 7. Has repeated measurable intrahepatic lesions; Exclusion Criteria: 1. Cholangiocarcinoma, fibrolamellar, sarcomatoid hepatocellular carcinoma, and mixed hepatocellular/cholangiocarcinoma subtypes(confirmed by histology, or pathology) are not eligible; 2. Unable to meet criteria of combination timeframe described above; 3. Child-Pugh C or PS \> 2 or Severe hepatic encephalopathy