Brazil: Norovirus linked to Florianópolis acute diarrhea epidemic


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in Follow up Diarrhea epidemic in Florianópolis, Santa Catarina Island, Brazil, team of Federal University of Santa Catarina (UFSC) has determined the presence of norovirus.


The UFSC Applied Virology Laboratory team reported yesterday the detection of human norovirus genotype 1 in 12 of 19 stool samples from patients and also in three river and beach water samples, according to a municipal health surveillance report (VISA), in what they define as the Action Cases Alliance. Emergency, along with local health biotechnology company BiomeHub.

Microorganisms [by the norovirus identified] Researcher warned Jeslyn Vongaro , the lab coordinator where they continue to examine environmental and fecal samples from the outbreak. “It is highly recommended to increase monitoring in patients and water, as well as in food samples, mainly for direct consumption or minimally processed, vegetables and others,” she added.

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So far, 3,241 people have been affected, including tourists and residents, mainly in the north and south of the island.

Santa Catarina state health authorities reported that cases are spreading north to eight other coastal resorts – Campuriche, Bombinhas, Itapema, Navegantes, Banja, Balneario-Bicaras, Puerto Bello and Itagay.

In samples taken from beaches and rivers for recreational use, the UFSC team discovered that norovirus is consistent with findings found in patient samples only in the waters of the Rio do Bras, in Canasvieiras, north of Florianópolis, where 64 5% of cases are located. This, according to Vongaro, would indicate that the virus is arriving “essentially [discharges of] illegal sewage. From the river – as reported – it is possible that it moved to the sea, as the virus has not yet been identified.

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