CAD and congenital secretory chloride diarrhea 1: Our study demonstrates that serum E.CPS antibody titer is elevated only in patients with advanced CLD (Child-Pugh B or C), while serum LBP, Mac-2 bp and AAL-Hp levels are elevated not only between investigatory groups (chronic hepatitis and liver cirrhosis) and healthy controls, but between the investigatory groups themselves.