[Incidence of cryoglobulinemia in a series of cases of chronic liver diseases].

The prevalence of cryoglobulinaemia in a series of patients with chronic liver disease from the Campania area has been studied. The series included: 14 cases of chronic persistent hepatitis (CPH), 70 cases of chronic active hepatitis (CAH) and 113 cases of liver cirrhosis. Liver function tests were carried out on the serum of each patient and cryoglobulines were studied. Liver biopsy was carried out when indicated. About a third of the patients were under the effect of previous treatment with anti-inflammatory steroids and-or azathioprine. Cryoglobulines were found in 4 of the 197 patients (2%); of type IgG in 3 cases: 1 of CAH, HBsAg negative and 2 of inactive cirrhosis of which one with HbsAg in the serum; of type IgM in 1 case of CAH, HBsAg negative. The data are discussed on relation to other reported data.