[Epidemiologic study of cytomegalovirus infection in patients with diabetes mellitus].

To understand the relations between human CMV infection and diabetes mellitus, 955 blood samples were tested for cytomegalovirus (CMV) antibodies from 845 diabetes mellitus and 110 healthy persons. Positive rates of CMV IgM, CMV IgA, CMV IgG antibodies were significantly higher in diabetes mellitus patients than in controls. 845 diabetes mellitus patients were devided into 4 and 5 groups according to the courses of disease and age of disease onsets respectively. Positive rates of CMV IgM antibody was significantly higher in younger patients and/or patients recently suffering from diabetes mellitus. Results showed that CMV infection was important in the pathogenesis of diabetes mellitus and primary CMV infection rates was significantly higher in younger patients and/or patients suffering from diabetes mellitus.