0000000001254904

AUTHOR

Unai Perez

showing 2 related works from this author

Aetiology and epidemiology of viral gastroenteritis outbreaks in Catalonia (Spain) in 2004-2005.

2007

Abstract Background Acute infectious gastroenteritis causes substantial morbidity and economic loss. Objective The aetiology, epidemiology, and clinical features of acute viral gastroenteritis outbreaks reported during 1 year in Catalonia were investigated. Study Design This was a population-based study in which enzyme immunoassay and reverse transcriptase-polymerase chain reaction (RT-PCR) techniques were used to determine the presence of virus in stool specimens from outbreaks clinically and epidemiologically compatible with a viral aetiology and negative for bacteria, parasites and toxins. Results Sixty outbreaks affecting 1791 people were evaluated. Fifty-five outbreaks were positive fo…

AdultMalemedicine.medical_specialtyAdolescentvirusesPopulationEnzyme-Linked Immunosorbent Assaymedicine.disease_causeVirusAstrovirusDisease OutbreaksVirologyEnvironmental healthEpidemiologymedicineHumanseducationChildAgedCaliciviridae InfectionsAged 80 and overeducation.field_of_studybiologybusiness.industryReverse Transcriptase Polymerase Chain ReactionNorovirusOutbreakMiddle Agedbiology.organism_classificationVirologyCaliciviridaeGastroenteritisInfectious DiseasesSpainChild PreschoolNorovirusEtiologyFemalebusinessJournal of clinical virology : the official publication of the Pan American Society for Clinical Virology
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Epidemiology of foodborne Norovirus outbreaks in Catalonia, Spain

2008

Abstract Background Noroviruses are one of the principal biological agents associated with the consumption of contaminated food. The objective of this study was to analyse the size and epidemiological characteristics of foodborne outbreaks of gastroenteritis in Catalonia, a region in the northeast of Spain. Methods In all reported outbreaks of gastroenteritis associated with food consumption, faecal samples of persons affected were analysed for bacteria and viruses and selectively for parasites. Study variables included the setting, the number of people exposed, age, sex, clinical signs and hospital admissions. The study was carried out from October 2004 to October 2005. Results Of the 181 …

medicine.medical_specialtyVeterinary medicineRestaurantsCataloniaEpidemiologyGastroenteritis -- CatalunyaEpidemiologia -- CatalunyaFood Contaminationmedicine.disease_causeDisease Outbreakslcsh:Infectious and parasitic diseasesFoodborne DiseasesFecesMedical microbiologyRisk FactorsEpidemiologyHumansMedicinelcsh:RC109-216Prospective StudiesEpidemiologiaCaliciviridae Infectionsbusiness.industryTransmission (medicine)Virosis -- CatalunyaIncidenceIncidence (epidemiology)NorovirusOutbreakCatalunyaBacterial InfectionsGastroenteritisCaliciviridae InfectionsInfectious DiseasesSpainVirosisNorovirusbusinessResearch ArticleFood contaminant
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