| [an outbreak type a hepatitis in a family group living in a village near parma. epidemiologic evaluation and prophylaxis (author's transl)]. | the most recent data concerning the characteristics of hepatitis a virus, as well as epidemiology and prophylaxis of type a hepatitis are described. an epidemic of hepatitis a which occurred in a village near parma is analysed. the diagnosis was based on the detection, by radioimmunoassay, of specific antibody to hepatitis a antigen (anti-hav) at the beginning of the infection and during the convalescence. in addition the occurrence of high levels of specific immunoglobulins type m anti hav, dur ... | 1980 | 6263293 |
| changing epidemiology of hepatitis a in the bologna metropolitan area, northern italy: importance of counselling and prophylactic measures for the male homo/bisexual population. | during a 6-year observational study, 122 cases of hepatitis a virus (hav) infection were detected in bologna, italy, with a c. 300% increase in cases between 1999 and 2004. there were 104 cases (85.2%) in male adults, of whom nearly 70% had unprotected sexual contact as the probable risk-factor. there were increasing numbers of cases in immigrants between 1999 and 2004 (p 0.036), and concurrent cases of infection with human immunodeficiency virus, hepatitis b and c viruses and syphilis were also ... | 2005 | 16153262 |
| [infections caused by hepatitis virus a and b in hospital personnel. prevalence of antibodies against hepatitis virus a, hbsag, anti-hbs and anti-hbc]. | in order to evaluate the risk of hepatitis a and b virus infection among hospital staff in our area, 584 medical and paramedical employees of the hospital of ferrara (italy) were studied for the presence of anti-hav, hbsag, anti-hbs and anti-hbc serum. hav infection was found to be less frequent among medical and nursing staff than the general population, matched for age (78.6% vs 72.2%) indicating that hav spread within the hospital is irrelevant. however, the evidence of hbv infection is highe ... | 1981 | 7041833 |