Daily Brief: 2016.12.16


Norovirus outbreaks in the United States

According to recent reports, Montana has confirmed 12 outbreaks of norovirus since late September. These outbreaks have affected more than 250 people.  The two most recent outbreaks in Montana have been documented at long term care facilities in Yellowstone county. 
(Sources: Becker’s, 9 News)

Norovirus is a very contagious and can infect anyone. An individual may become sick with norovirus following contact with an infected person, contaminated food or water, or by touching contaminated surfaces. The virus can cause inflammation of the stomach, intestines or both. This inflammation leads to have stomach pain, nausea, vomiting and diarrhea. These symptoms can be serious for some people, especially young children and older adults.
(Sources: Science Daily, ISDH)

Each year, it is estimated that, on average in the United states, norovirus causes 19–21 million cases of acute gastroenteritis. Furthermore, norovirus reportedly leads to 1.7 – 1.9 million outpatient visits, 400,000 emergency department visits, 56,000 – 71,000 hospitalizations and 570 – 800 deaths.
(Sources: CDC)


  1. Healthcare professionals are encouraged to follow hand-hygiene guidelines, and carefully wash hands with soap and water after contact with patients with norovirus infection
  2. Healthcare personnel should wear gowns and gloves when in contact with, or caring for patients who are symptomatic with norovirus
  3. Healthcare workers should routinely clean and disinfect high touch patient surfaces and equipment with an Environmental Protection Agency-approved product with a label claim for norovirus. (Source: CDC)