| molecular investigation of hepatitis e virus infection in patients with acute hepatitis in kathmandu, nepal. | one hundred fifty-four consecutive patients with sporadic acute hepatitis, who were seen at a city hospital in the kathmandu valley of nepal in 1997, were studied. igm antibodies to hepatitis a virus were detected in four patients (3%), igm antibodies to hepatitis b core in four patients (3%), hepatitis b surface antigen in 20 (13%), and hepatitis c virus rna in four patients (3%). igm antibodies to hepatitis e virus (hev) (anti-hev igm) and hev rna were detected in 77 (50%) and 48 (31%), respec ... | 2003 | 12683409 |