San Raffaele Registry on Liver Cancer

This is a Retrospective and Prospective Observational Single-Center Study. The purpose is to collect all data to generate a registry of primary liver cancer (hepatocellular carcinoma and biliary tract carcinoma) of patients accessing to San Raffaele Hospital. An additional purpose is to identify novel biomarkers to better manage primary liver cancer patients, for whom additional biological samples will be collected. A total of 4000 patients will be enrolled; for the prospective cohort: from protocol approval to the achievement of the last planned patients in the prospective cohort (2000 patients). The retrospective cohort will start from the year 2000. Patients will be followed for 5 years of follow-up.

Inclusion Criteria: 1. Participant is willing and able to give informed consent for participation in the study. However, concerning the retrospective cohort, the large sample sizes needed and considering that the disease involved in this study affects elderly subjects with co-morbidities and presents a significant mortality rate based on the stage of the disease, deceased and untraceable patients will also be included. 2. ≥18 years of age. 3. Patients diagnosed with any subtype of biliary tract cancer (i.e. iCCA, pCCA, dCCA or GBC) at every stage and with all therapeutic indications. 4. Patients diagnosed with hepatocellular carcinoma at every stage and treated with all therapeutic options. Exclusion Criteria: 1\. Patients without diagnosis of hepatocellular carcinoma or biliary tract cancer (BTC).