OBJECTIVE To investigate the distribution of pathogens causing nosocomial infections in patients with severe viral hepatitis,analyze the risk factors,and put forward the effective prevention countermeasures so as to prevent the nosocomial infections in the patients with severe viral hepatitis and promote the early recovery.METHODS The clinical data were collected from 246 patients with severe viral hepatitis who were treated in the hospital from Aug 2013 to Aug 2015.The specimens were obtained from the pati...