Association between human rhinovirus C and severity of acute asthma in children

A new and potentially more pathogenic group of human rhinovirus (HRV), group C (HRVC), has recently been discovered. We hypothesised that HRVC would be present in children with acute asthma and cause more severe attacks than other viruses or HRV groups. Children with acute asthma (n=128; age 2-16 yr...

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Main Authors: Bizzintino, J., Lee, W., Laing, I., Vang, F., Pappas, T., Zhang, Guicheng, Martin, A., Khoo, S., Cox, D., Geelhoed, G., McMinne, P., Goldblatt, J., Gern, J., Le Souëf, P.
Format: Journal Article
Published: 2011
Online Access:http://hdl.handle.net/20.500.11937/20131
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author Bizzintino, J.
Lee, W.
Laing, I.
Vang, F.
Pappas, T.
Zhang, Guicheng
Martin, A.
Khoo, S.
Cox, D.
Geelhoed, G.
McMinne, P.
Goldblatt, J.
Gern, J.
Le Souëf, P.
author_facet Bizzintino, J.
Lee, W.
Laing, I.
Vang, F.
Pappas, T.
Zhang, Guicheng
Martin, A.
Khoo, S.
Cox, D.
Geelhoed, G.
McMinne, P.
Goldblatt, J.
Gern, J.
Le Souëf, P.
author_sort Bizzintino, J.
building Curtin Institutional Repository
collection Online Access
description A new and potentially more pathogenic group of human rhinovirus (HRV), group C (HRVC), has recently been discovered. We hypothesised that HRVC would be present in children with acute asthma and cause more severe attacks than other viruses or HRV groups. Children with acute asthma (n=128; age 2-16 yrs) were recruited on presentation to an emergency department. Asthma exacerbation severity was assessed, and respiratory viruses and HRV strains were identified in a nasal aspirate. The majority of the children studied had moderate-to-severe asthma (85.2%) and 98.9% were admitted to hospital. HRV was detected in 87.5% and other respiratory viruses in 14.8% of children, most of whom also had HRV. HRVC was present in the majority of children with acute asthma (59.4%) and associated with more severe asthma. Children with HRVC (n=76) had higher asthma severity scores than children whose HRV infection was HRVA or HRVB only (n=34; p=0.018), and all other children (n=50; p=0.016). Of the 19 children with a non-HRV virus, 13 had HRV co-infections, seven of these being HRVC. HRVC accounts for the majority of asthma attacks in children presenting to hospital and causes more severe attacks than previously known HRV groups and other viruses. Copyright©ERS 2011.
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spelling curtin-20.500.11937-201312017-09-13T13:49:38Z Association between human rhinovirus C and severity of acute asthma in children Bizzintino, J. Lee, W. Laing, I. Vang, F. Pappas, T. Zhang, Guicheng Martin, A. Khoo, S. Cox, D. Geelhoed, G. McMinne, P. Goldblatt, J. Gern, J. Le Souëf, P. A new and potentially more pathogenic group of human rhinovirus (HRV), group C (HRVC), has recently been discovered. We hypothesised that HRVC would be present in children with acute asthma and cause more severe attacks than other viruses or HRV groups. Children with acute asthma (n=128; age 2-16 yrs) were recruited on presentation to an emergency department. Asthma exacerbation severity was assessed, and respiratory viruses and HRV strains were identified in a nasal aspirate. The majority of the children studied had moderate-to-severe asthma (85.2%) and 98.9% were admitted to hospital. HRV was detected in 87.5% and other respiratory viruses in 14.8% of children, most of whom also had HRV. HRVC was present in the majority of children with acute asthma (59.4%) and associated with more severe asthma. Children with HRVC (n=76) had higher asthma severity scores than children whose HRV infection was HRVA or HRVB only (n=34; p=0.018), and all other children (n=50; p=0.016). Of the 19 children with a non-HRV virus, 13 had HRV co-infections, seven of these being HRVC. HRVC accounts for the majority of asthma attacks in children presenting to hospital and causes more severe attacks than previously known HRV groups and other viruses. Copyright©ERS 2011. 2011 Journal Article http://hdl.handle.net/20.500.11937/20131 10.1183/09031936.00092410 unknown
spellingShingle Bizzintino, J.
Lee, W.
Laing, I.
Vang, F.
Pappas, T.
Zhang, Guicheng
Martin, A.
Khoo, S.
Cox, D.
Geelhoed, G.
McMinne, P.
Goldblatt, J.
Gern, J.
Le Souëf, P.
Association between human rhinovirus C and severity of acute asthma in children
title Association between human rhinovirus C and severity of acute asthma in children
title_full Association between human rhinovirus C and severity of acute asthma in children
title_fullStr Association between human rhinovirus C and severity of acute asthma in children
title_full_unstemmed Association between human rhinovirus C and severity of acute asthma in children
title_short Association between human rhinovirus C and severity of acute asthma in children
title_sort association between human rhinovirus c and severity of acute asthma in children
url http://hdl.handle.net/20.500.11937/20131