epidemic vomiting


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ep·i·dem·ic vom·it·ing

virus caused by Norwalk virus, a 27-nm RNA virus in the family Caliciviridae frequently occurring in a group of people (for example, in a school or small community) suddenly and without prodromal illness or malaise, is intense while it lasts, but ceases abruptly after 24-48 hours; symptoms are headache, abdominal pain, giddiness, and diarrhea in most of the cases, and extreme prostration in about 75%.
Synonym(s): epidemic nausea
A 1–3 day, often parvovirus-induced intestinal ‘flu’, which is most common in the winter in temperate climates

ep·i·dem·ic vom·it·ing

(ep-i-demik vomit-ing)
Symptom caused by Norwalk virus; strikes suddenly and without prodromal illness or malaise, is intense while it lasts, but ceases abruptly after 24-48 hours; symptoms are headache, abdominal pain, giddiness, and diarrhea in most cases, but also extreme prostration in about 75%.
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