Norovirus
Epidemiology
- Incidence: Noroviruses are the most common etiology of viral gastroenteritis in humans
- Age Distribution: Noroviruses affect all age groups
Classification
- Family: Caliciviridae
- Species: Norwalk Virus
- Genus: Norovirus (multiple strains)
Microbiology
- Structure: single-stranded RNA, non-enveloped viruses
- Genetics: genetically diverse
- Transmission
- Fecal Contamination of Food/Water
- Person to Person Contact
- Aerosolization of Virus with Contamination of Surfaces
Clinical
- Abdominal Pain (see Abdominal Pain, [[Abdominal Pain]])
- Diarrhea (see Diarrhea, [[Diarrhea]]): watery
- Generalized Weakness
- Headache (see Headache, [[Headache]])
- Lethargy
- Loss of Taste
- Low-Grade Fever (see Fever, [[Fever]])
- Myalgias (see Myalgias, [[Myalgias]])
- Nausea/Vomiting (see Nausea and Vomiting, [[Nausea and Vomiting]]): emesis may be forceful
Treatment
References