Evidence map›Paper›PMID 42250238›Full record

ArticleInternal medicine journal2026

Comparing clinical manifestations, treatment strategies and outcomes of Staphylococcus lugdunensis bacteraemia versus Staphylococcus aureus bacteraemia - a retrospective cohort study.

Gemma Webb, Jasmine Choi, Angela Younes, Emily Schembri, Roy Chean, Stephen Guy

Abstract readComparative Study
In one paragraph

Article in Internal medicine journal, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

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1 · What the graph read from it

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2 · The registry

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3 · Its place in the literature

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4 · The record

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5 · Who and what money

Authors and funding

6 authors.

Gemma WebbDepartment of Infectious Diseases, Eastern Health, Melbourne, Victoria, Australia.ORCID https://orcid.org/0009-0007-1520-8786
Jasmine ChoiDepartment of Infectious Diseases, Eastern Health, Melbourne, Victoria, Australia.
Angela YounesDepartment of Infectious Diseases, Eastern Health, Melbourne, Victoria, Australia.
Emily SchembriEastern Health Clinical School, Monash University, Melbourne, Victoria, Australia.
Roy CheanDepartment of Infectious Diseases, Eastern Health, Melbourne, Victoria, Australia.
Stephen GuyDepartment of Infectious Diseases, Eastern Health, Melbourne, Victoria, Australia.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundStaphylococcus lugdunensis is a coagulase-negative Staphylococcus that has been increasingly recognised as a significant pathogen capable of causing invasive infections similar to Staphylococcus aureus. Data comparing the clinical manifestations and outcomes of S. lugdunensis bacteraemia to S. aureus bacteraemia remain limited. This article seeks to compare the two diseases in order to better understand the clinical course of S. lugdunensis bacteraemia.

aimsThis study aims to compare the clinical course, management strategies, outcomes and complications of S. lugdunensis and S. aureus bacteraemia in order to better characterise S. lugdunensis bacteraemia.

methodsWe conducted a retrospective cohort study of 57 patients with S. lugdunensis bacteraemia and 66 matched patients with S. aureus bacteraemia across a metropolitan health service in Melbourne, Australia, between 2012 and 2024. Patient demographics, clinical features, biochemical markers, management strategies and outcomes were compared.

resultsBaseline demographics and comorbidities were similar between the groups. S. lugdunensis was more frequently isolated in polymicrobial cultures compared to S. aureus (14/57 vs 2/66) and was more frequently viewed as a contaminant by treating clinicians (12/57 vs 1/66). S. aureus bacteraemia was associated with longer duration of bacteraemia, and more frequent osteoarticular and spinal epidural infections. However, rates of infective endocarditis were similar between the two groups (9/57 vs 15/66), and inpatient and 90-day mortality outcomes were comparable.

conclusionOur findings support the idea that S. lugdunensis bacteraemia should be approached with similar clinical vigilance as S. aureus, given comparable mortality and potential for serious complications, namely infective endocarditis. Improved clinician awareness is needed to reduce misclassification of S. lugdunensis as contaminants to allow for timely diagnosis and management.

Indexed as

BacteremiaStaphylococcal InfectionsStaphylococcus aureusStaphylococcus lugdunensisAgedAnti-Bacterial AgentsCohort StudiesFemaleHumansMaleMiddle AgedRetrospective StudiesTreatment OutcomeAnti-Bacterial Agentsbacteraemiainfective endocarditisstaphylococcus aureusStaphylococcus lugdunensis

Identifiers

PMID42250238
PMCPMC13458234

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.