Table 4.

Biomarkers of fibrogenesis.

Marker	Abbreviation	Components in Combination
Connective tissue derived peptides
Aminopropeptide of procollagen type III	PIIINP
Aminopropeptide of procollagen type I	PINP
Carboxypropeptide of procollagen type I	PICP
Carboxyterminal telopeptide of type I collagen	ICTP
Hyaluronic acid	HA
β-Crosslaps	β-CTX
Tissue inhibitor of matrix metalloproteinase	TIMP
Combination markers
Fibrotest		GGT, ALT, α-2-macroglobulin, haptoglobin, apo A1, bilirubin
Enhanced liver fibrosis	ELF	PIIINP, hyaluronic acid, TIMP
AST/platelet ratio	APRI	AST, platelet count
Traffic light test	TLT	PIIINP, hyaluronic acid, thrombocytes