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Related Experiment Videos

City-wide screening for urinary abnormalities in schoolboys.

D S Silverberg

    Canadian Medical Association Journal
    |September 7, 1974
    PubMed
    Summary
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    Clinical nephrology·2003

    This study screened 27,722 schoolboys for urinary tract infections (UTIs) and related conditions. No UTIs were confirmed, but proteinuria and hematuria were detected in some boys, with some showing signs of kidney scarring.

    Area of Science:

    • Pediatric Nephrology
    • Urology
    • Public Health Screening

    Background:

    • Urinary tract infections (UTIs) and associated renal scarring are significant pediatric health concerns.
    • Early detection through school-based screening can potentially mitigate long-term complications.

    Purpose of the Study:

    • To assess the prevalence of UTIs, proteinuria, hematuria, and glycosuria in schoolboys aged 5-14.
    • To evaluate the diagnostic yield of screening methods and subsequent physician confirmation.

    Main Methods:

    • A large-scale screening of 27,722 schoolboys using Uricult for urine cultures and Hema-combistix for urinalysis.
    • Follow-up by family physicians for confirmed cases and diagnostic imaging (intravenous pyelograms).

    Main Results:

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    • No confirmed UTIs were found despite initial positive cultures in 0.14% of boys.
    • Proteinuria was detected in 0.49%, with 37% confirmed; 8.8% of these had pyelonephritic scarring.
    • Hematuria was found in 19 children, confirmed in 10, with no significant findings on imaging.

    Conclusions:

    • Routine urine culture screening for UTIs in asymptomatic schoolboys may have limited value.
    • Screening for proteinuria and hematuria can identify children with potential renal abnormalities requiring further investigation.