The role of Kingella kingae in pre-school aged children with bone and joint infections

Laudi Olijve, Lahiru Amarasena, Emma Best, Christopher Blyth, Mirjam van den Boom, Asha Bowen, Penelope A. Bryant, Jim Buttery, Hazel C. Dobinson, Joshua Davis, Joshua Francis, Heidi Goldsmith, Elle Griffiths, Te Yu Hung, Julie Huynh, Alison Kesson, Andrea Meehan, Brendan McMullan, Clare Nourse, Pamela PalasanthiranRushi Penumarthy, Katie Pilkington, Janine Searle, Anya Stephenson, Rachel Webb, Jonathan Williman, Tony Walls

Research output: Contribution to journalArticlepeer-review

5 Citations (Scopus)

Abstract

Objectives: The Pre-school Osteoarticular Infection (POI) study aimed to describe the burden of disease, epidemiology, microbiology and treatment of acute osteoarticular infections (OAI) and the role of Kingella kingae in these infections. 

Methods: Information about children 3–60 months of age who were hospitalized with an OAI to 11 different hospitals across Australia and New Zealand between January 2012 and December 2016 was collected retrospectively. 

Results: A total of 907 cases (73%) were included. Blood cultures grew a likely pathogen in only 18% (140/781). The peak age of presentation was 12 to 24 months (466/907, 51%) and Kingella kingae was the most frequently detected microorganism in this age group (60/466, 13%). In the majority of cases, no microorganism was detected (517/907, 57%). Addition of PCR to culture increased detection rates of K. kingae. However, PCR was performed infrequently (63/907, 7%). 

Conclusions: This large multi-national study highlights the need for more widespread use of molecular diagnostic techniques for accurate microbiological diagnosis of OAI in pre-school aged children. The data from this study supports the hypothesis that a substantial proportion of pre-school aged children with OAI and no organism identified may in fact have undiagnosed K. kingae infection. Improved detection of Kingella cases is likely to reduce the average length of antimicrobial treatment.

Original languageEnglish
Pages (from-to)321-331
Number of pages11
JournalJournal of Infection
Volume83
Issue number3
Early online date28 Jun 2021
DOIs
Publication statusPublished - Sept 2021

Bibliographical note

Funding Information:
AB receives Investigator Award funding from the National Health and Medical Research Council ( 1175509 ). CCB receives Investigator Award funding from the National Health and Medical Research Council ( 1173163 ). PAB is in receipt of a Murdoch Children's Research Institute Clinician Scientist Fellowship, and a National Health and Medical Research Council Investigator Grant. JSD receives salary funding from Australia's National Health and Medical Research Council (Fellowship number 1160331 ). BM is funded by a PhD scholarship from the University of Melbourne. JRF Receives funding from Department of Foreign Affairs and Trade, Indo-Pacific centre for Health Security and UK Aid Fleming Fund.

Publisher Copyright:
© 2021

Copyright:
Copyright 2021 Elsevier B.V., All rights reserved.

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