VIRAL GIT - NOROVIRUS Flashcards
(11 cards)
What type of virus is norovirus
calciviruses
what does norovirus cause
gastroenteritis - inflammation of the gut
other names for norovorus
winter vomiting bug, norwalk like virus
How many genogroups are there for calciviridae
seven - which are subdivided into different genotypes
sources for norovirus
people to people transmission
can be food but its less common
mussels, oysters and filter feeders
shellfish linked to what
linked to number of outbreaks in the UK and internationally
contamination comes from sewage
Fresh produce
leafy greens and berry fruits can spread norovirus
and cross contamination from harvesting equipment, pickers and packers
infection for norovirus
similar to rotavirus
incubation period 15-48 hours
symptoms = 1-2 days
generally mild symptoms
symptoms for norovirus
Vomiting, nausea, fever, headache, painful cramps
symptoms appear within 1 - 2 days
quick recovery time - within a few days
how do we prevent norovirus from spreading?
we can tell people who are infected to avoid handling food
dont share towels
dont go to school or a&e
disinfect
