Acquisition of respiratory viruses and presence of respiratory symptoms in French pilgrims during the 2016 Hajj: A prospective cohort study

Viral respiratory tract infections are frequent among Hajj pilgrims. However, it is still not known whether viruses are responsible for the symptoms observed in sick pilgrims or whether they only colonize sick and asymptomatic pilgrims. A prospective cohort study was conducted among French Hajj pilg...

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Veröffentlicht in:Travel medicine and infectious disease 2019-07, Vol.30, p.32-38
Hauptverfasser: Hoang, Van-Thuan, Sow, Doudou, Dogue, Fabiola, Edouard, Sophie, Drali, Tassadit, Yezli, Saber, Alotaibi, Badriah, Raoult, Didier, Parola, Philippe, Pommier de Santi, Vincent, Gautret, Philippe
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Sprache:eng
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Zusammenfassung:Viral respiratory tract infections are frequent among Hajj pilgrims. However, it is still not known whether viruses are responsible for the symptoms observed in sick pilgrims or whether they only colonize sick and asymptomatic pilgrims. A prospective cohort study was conducted among French Hajj pilgrims in 2016. Medical follow-up and systematic nasal swabbing were performed pre- and post-Hajj. Additional samples were obtained per-Hajj, at symptom onset in ill pilgrims. Viruses were identified using the BioFire FilmArray® Respiratory multiplex qualitative PCR panel. 109 pilgrims were included. 83.5% presented respiratory symptoms during Hajj and 39.5% were still symptomatic on return. 5.5% of pre-Hajj, 95.2% of per-Hajj (at symptom onset) and 46.5% of post-Hajj samples tested positive (p 
ISSN:1477-8939
1873-0442
DOI:10.1016/j.tmaid.2019.03.003