Abstract
Hypervirulent Klebsiella pneumoniae (hvKp) raised concern worldwide. We studied 22 hvKp clinical invasive isolates referred to the Belgian national reference laboratory between 2014 and 2020. Sixty-four percent of the isolates expressed K2 capsular serotype and belonged to 7 different MLST lineages, while 32% expressed K1 (all belonging to ST23) and were associated with liver abscesses. Primary extra-hepatic infections were reported in 36% and sepsis for 95% of the patients with 30% of deaths. Improved clinical and microbiological diagnostics are required as hvKp may represent an underestimated cause of community-acquired invasive infections in Belgium.
Data availability
Genome assemblies were submitted to NCBI Genome and are available under BioProject ID PRJNA817214.
Code availability
Not applicable.
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The Belgian national reference center for antibiotic-resistant Gram-negative bacilli is supported in part by the Belgian Ministry of Social Affairs through a fund within the National health insurance system (INAMI-RIZIV).
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Anantharajah, A., Deltombe, M., de Barsy, M. et al. Characterization of hypervirulent Klebsiella pneumoniae isolates in Belgium. Eur J Clin Microbiol Infect Dis 41, 859–865 (2022). https://doi.org/10.1007/s10096-022-04438-z
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DOI: https://doi.org/10.1007/s10096-022-04438-z