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Q Fever, Scrub Typhus, and Rickettsial Diseases in Children, Kenya, 2011-2012

Alice N Maina, Christina M Farris, Antony Odhiambo

    Emerging Infectious Diseases
    |April 19, 2016
    PubMed

    Insights

    Undiagnosed fevers in Kenyan children were investigated. Significant seroreactivity was found for Coxiella burnetii and various rickettsiae, indicating these pathogens cause febrile illness.

    Area of Science:

    • Infectious Diseases
    • Tropical Medicine
    • Microbiology

    Background:

    • Undifferentiated fevers pose a diagnostic challenge in many regions.
    • Understanding the etiological agents of febrile illness is crucial for effective public health interventions in Africa.

    Observation:

    • Paired serum samples were collected from febrile children in western Kenya.
    • Serological testing was performed to detect antibodies against key tick-borne and mite-borne pathogens.

    Findings:

    • 8.9% of patients showed seroreactivity to Coxiella burnetii.
    • 22.4% and 1.1% exhibited seroreactivity to spotted fever group and typhus group rickettsiae, respectively.
    • 3.6% of children had serological evidence of scrub typhus group Orientia infection.

    Implications:

    • These findings highlight the significant burden of Coxiella burnetii and rickettsial infections in Kenyan children.
    • The study underscores the importance of considering these pathogens in the differential diagnosis of febrile illnesses in the region.
    • Further research is needed to elucidate the clinical spectrum and transmission dynamics of these infections.

    Keywords:
    Coxiella burnetiiKenyaQ feverbacteriafebrile illnesspediatricrickettsiaerickettsial diseasesscrub typhusspotted fever group rickettsiatyphus group rickettsiaundifferentiated fever

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