False detection of rifampicin resistance using Xpert


Journal

JAC-antimicrobial resistance
ISSN: 2632-1823
Titre abrégé: JAC Antimicrob Resist
Pays: England
ID NLM: 101765283

Informations de publication

Date de publication:
Sep 2021
Historique:
received: 15 04 2021
accepted: 22 06 2021
entrez: 13 8 2021
pubmed: 14 8 2021
medline: 14 8 2021
Statut: epublish

Résumé

In a 12 month period, three Irish-born adult cases with pulmonary TB were initially diagnosed by Xpert Further laboratory investigations on the cultured isolates included GenoType MTBDR Phenotypic drug susceptibility tests determined the isolates to be rifampicin susceptible. Molecular investigations identified an A451V (codon 532) mutation in the False detection of rifampicin resistance, albeit rare, should be considered possible with Xpert

Sections du résumé

BACKGROUND BACKGROUND
In a 12 month period, three Irish-born adult cases with pulmonary TB were initially diagnosed by Xpert
METHODS METHODS
Further laboratory investigations on the cultured isolates included GenoType MTBDR
RESULTS RESULTS
Phenotypic drug susceptibility tests determined the isolates to be rifampicin susceptible. Molecular investigations identified an A451V (codon 532) mutation in the
CONCLUSIONS CONCLUSIONS
False detection of rifampicin resistance, albeit rare, should be considered possible with Xpert

Identifiants

pubmed: 34386770
doi: 10.1093/jacamr/dlab101
pii: dlab101
pmc: PMC8355037
doi:

Types de publication

Journal Article

Langues

eng

Pagination

dlab101

Informations de copyright

© The Author(s) 2021. Published by Oxford University Press on behalf of the British Society for Antimicrobial Chemotherapy.

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Auteurs

Margaret M Fitzgibbon (MM)

Irish Mycobacteria Reference Laboratory, St James's Hospital, Dublin, Ireland.

Emma Roycroft (E)

Irish Mycobacteria Reference Laboratory, St James's Hospital, Dublin, Ireland.

Gerard Sheehan (G)

Mater Misericordiae University Hospital, Dublin, Ireland.

Anne-Marie Mc Laughlin (AM)

Department of Respiratory Medicine, St James's Hospital, Dublin, Ireland.

Keith Ian Quintyne (KI)

Department of Public Health North-East, Meath, Ireland.

Elaine Brabazon (E)

Department of Public Health North-East, Meath, Ireland.

Mary O'Meara (M)

Department of Public Health East, Health Service Executive, Dublin, Ireland.

Peter R Flanagan (PR)

Irish Mycobacteria Reference Laboratory, St James's Hospital, Dublin, Ireland.

A-Louise Seagar (AL)

Scottish Mycobacteria Reference Laboratory, Edinburgh, Scotland.

Ian F Laurenson (IF)

Scottish Mycobacteria Reference Laboratory, Edinburgh, Scotland.

Joseph Keane (J)

Department of Respiratory Medicine, St James's Hospital, Dublin, Ireland.

Thomas R Rogers (TR)

Irish Mycobacteria Reference Laboratory, St James's Hospital, Dublin, Ireland.

Classifications MeSH