Rhinovirus-C detection in children presenting with acute respiratory infection to hospital in Brazil

  • DW Fawkner-Corbett
  • , SK Khoo
  • , MC Duarte
  • , PGM Bezerra
  • , YA Bochkov
  • , JE Gern
  • , PN Le Souef
  • , PS McNamara
  • , K Rose
  • , AM Fonceca
  • , M Hopkins
  • , M Britto
  • , Luis Cuevas
  • , JB Correia

Research output: Contribution to journalArticlepeer-review

29 Citations (Scopus)

Abstract

Introduction

Human rhinovirus (RV) is a common cause of acute respiratory infection (ARI) in children. We aimed to characterise the clinical and demographic features associated with different RV species detected in children attending hospital with ARI, from low-income families in North-east Brazil.

Methods

Nasopharyngeal aspirates were collected from 630 children <5years with ARI. Clinical diagnosis and disease severity were also recorded. Samples were analysed by multiplex PCR for 18 viral and atypical bacterial pathogens; RV positive samples underwent partial sequencing to determine species and type.

Results

RV was the fourth commonest pathogen accounting for 18.7% of pathogens detected. RV was commonly detected in children with bronchiolitis, pneumonia and asthma/episodic viral wheeze (EVW). Species and type were assigned in 112 cases (73% RV-A; 27% RV-C; 0% RV-B). Generally, there were no differences in clinical or demographic characteristics between those infected with RV-A and RV-C. However, in children with asthma/EVW, RV-C was detected relatively more frequently than RV-A (23% vs 5%; p = 0.04).

Conclusions

Our findings highlight RV as a potentially important pathogen in this setting. Generally, clinical and demographic features were similar in children in whom RV A and C species were detected. However, RV-C was more frequently found in children with asthma/EVW than RV-A. This article is protected by copyright. All rights reserved

Original languageEnglish
Pages (from-to)58-63
Number of pages6
JournalJournal of Medical Virology
Volume88
Issue number1
DOIs
Publication statusPublished - 22 Jun 2015

Keywords

  • Asthma
  • Bronchiolitis
  • Child
  • Pneumonia
  • Respiratory tract infections
  • Rhinovirus

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