FOLH1 and intrahepatic cholangiocarcinoma: (7) analyzed PSMA expression in 446 formalin-fixed paraffin-embedded (FFPE) liver tumors (213 HCC, 203 ICC, and 30 liver cirrhosis) and found that PSMA was expressed in 86.8% of HCC, 79.3% of ICC, and only 6.6% of liver cirrhosis.