| prevalence of markers of hepatotropic viruses among drug addicts in warsaw, poland. | we studied 100 unselected parenteral drug abusers for infection with hepatitis c, b, a and d virus (hcv, hbv, hav and hdv). seventy-six percent had serological evidence of hcv infection. 12% were positive for hbsag and at least one marker of hbv infection was present in 69%. these results were significantly higher than in a matched control population. compared to controls, the prevalence of anti-hav (65%) was not significantly increased in drug addicts. of the anti-hcv-positive drug addicts, 80. ... | 1992 | 1324268 |
| hepatitis a and hepatitis a virus/hiv coinfection in men who have sex with men, warsaw, poland, september 2008 to september 2009. | we describe the epidemiology and characteristics of hepatitis a among men who have sex with men (msm)who had been hospitalised due to the infection in warsaw, poland, from september 2008 to september 2009. a total of 50 men were analysed; their median age was 28 years (range: 17–43). none had travelled to hepatitis a-endemic regions during the six months before hospitalisation nor had they been vaccinated against hepatitis a. of the 50 men, 40 had been tested before hospitalisation or on admissi ... | 2011 | 21903035 |