Combination therapy with anti-PD-1 antibody, radiotherapy, and tyrosine kinase inhibitor for unresectable primary ectopic hepatocellular carcinoma: a case report with genomic profiling and literature review
BackgroundEctopic hepatocellular carcinoma (EHCC) is an exceedingly rare malignancy characterized by its occurrence outside the liver without a detectable intrahepatic primary tumor. Owing to its rarity and the absence of standardized management guidel…