scholarly journals An outbreak of acute GII.17 norovirus gastroenteritis in a long-term care facility in China: The role of nursing assistants

2017 ◽  
Vol 10 (6) ◽  
pp. 725-729 ◽  
Author(s):  
Chang Cui ◽  
Lifeng Pan ◽  
Yuanping Wang ◽  
Caoyi Xue ◽  
Weiping Zhu ◽  
...  
2005 ◽  
Vol 26 (10) ◽  
pp. 802-810 ◽  
Author(s):  
Henry M. Wu ◽  
Mary Fornek ◽  
Kellogg J. Schwab ◽  
Amy R. Chapin ◽  
Kristen Gibson ◽  
...  

AbstractBackground:The role of environmental surface contamination in the propagation of norovirus outbreaks is unclear. An outbreak of acute gastroenteritis was reported among residents of a 240-bed veterans long-term-care facility.Objectives:To identify the likely mode of transmission, to characterize risk factors for illness, and to evaluate for environmental contamination in this norovirus outbreak.Methods:An outbreak investigation was conducted to identify risk factors for illness among residents and employees. Stool and vomitus samples were tested for norovirus by reverse transcription polymerase chain reaction (RT-PCR). Fourteen days after outbreak detection, ongoing cases among the residents prompted environmental surface testing for norovirus by RT-PCR.Results:One hundred twenty-seven (52%) of 246 residents and 84 (46%) of 181 surveyed employees had gastroenteritis. Case-residents did not differ from non-case-residents by comorbidities, diet, room type, or level of mobility. Index cases were among the nursing staff. Eight of 11 resident stool or vomitus samples tested positive for genogroup II norovirus. The all-cause mortality rate during the month of the outbreak peak was significantly higher than the expected rate. Environmental surface swabs from case-resident rooms, a dining room table, and an elevator button used only by employees were positive for norovirus. Environmental and clinical norovirus sequences were identical.Conclusion:Extensive contamination of environmental surfaces may play a role in prolonged norovirus outbreaks and should be addressed in control interventions.


2006 ◽  
Vol 27 (5) ◽  
pp. 517-518 ◽  
Author(s):  
Gretha de Beer ◽  
Mark A. Miller ◽  
Lucie Tremblay ◽  
Johanne Monette

In August 2003, an outbreak of scabies was detected in a Canadianlong-term care facility. The outbreak was likely associated with 2index cases, 1 involving classic scabies and the other involving Norwegian scabies. The scabies control costs totaled CDN$200,000, and the facility received negative publicity for a short period after the outbreak.


2005 ◽  
Vol 26 (3) ◽  
pp. 256-258 ◽  
Author(s):  
Elizabeth Cooper ◽  
Stephen Blarney

AbstractBackground:In Victoria, Australia, from July to December 2002, 126 outbreaks of viral and suspected viral gastroenteritis were reported in healthcare institutions. Norovirus was found to account for at least 77 of the 126 outbreaks.Methods:In October 2002, the infection control unit investigated an outbreak of acute gastroenteritis on three wards in a 500-bed, long-term-care facility in Melbourne, Victoria, Australia. Cohorting and other infection control measures were initiated.Results:The outbreak was controlled 32 days after the first symptoms of acute gastroenteritis were identified. Fifty-two patients and 11 staf f members were affected. Norovirus genotype 2 was detected on two of the three wards. Norovirus was not isolated in the third ward but was suspected to be the causative organism.Conclusions:Outbreaks of viral gastroenteritis can cause significant morbidity in a long-term-care facility, affecting both patients and staff. In addition, the transmission of viral pathogens can be well established before there is recognition of an outbreak.


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