Scabies outbreak in ICU:risk factors and valid interventions

doi:10.3969/j.issn.1002-1949.2015.11.007

Abstract：Objective To explore the risk factors and effective measures of prevention and control of scabies outbreak in ICU .Methods The epidemiology of the two events of scabies infection in Chinese hospital intensive care unit from January 2012 to January 2013 was reviewed and analyzed , including the characteristics of the first case , epidemic situation, related risk factors and control process . Results Twenty-six persons were infected in event 1, including 25 health care workers (96.15%) and 1 nursing staff (3.84%).It lasted for 20 days and 8 persons were infected in the peak time , accounting for 30 .77%of the total number of infected cases .Forty-five persons were infected in event 2, including 35 health care workers (77.78%), 1 nursing staff (2.22%), 2 patients (4.44%) and 7 family members of medical staff (15.56%).It lasted for 52 days, including two peak times (accounting for 20.00%and 33.33%of the infected people partly ).Both of the two events were misdiagnosed and the second case failed to be diagnosed finally .The medical staff duty room , dormitory and ICU wards were the main places causing scabies .Both the scabies events were successfully controlled by taking effective disinfection and isolation measures .Conclusion Scabies is generally susceptible , highly contagious and easily misdiagnosed or delayed to diagnose .Living together , bad hand hygiene habits and poor prevention consciousness are the main risk factors of the scabies outbreak .The effective disinfection and isolation measures of all the infected staff are the key to control the scabies outbreak .