Infection · UKMLA & AKT
Norovirus gastroenteritis
A free high-yield preview for the UKMLA Applied Knowledge Test, covering how to recognise this condition. The full SA Note notes add investigations, management and complications, with practice questions on this topic.
Key high-yield points
- Most common cause of gastroenteritis in the UK - all age groups; peaks in winter ('winter vomiting disease')
- Small, non-enveloped single-stranded RNA virus (Caliciviridae family)
- Extremely low infective dose (~18 viral particles); spreads via faecal-oral route, fomites, and vomit aerosols
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