HP and hepatocellular carcinoma: HPT has been proposedas a potentially useful marker for differentiatingHCC from cirrhosis, with extensive work over the past few years highlighting,specifically, fucosylated haptoglobin as a marker for HCC and otherliver diseases.15,20−24,26−28,52−54 In all thesestudies, relatively higher levels of sialylated and fucosylated modificationsof HPT in HCC as compared to controls have been reported.