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The Copenhagen bladder cancer project II.

B L Sørensen, H Barlebo, H Bay-Nielsen

    Danish Medical Bulletin
    |June 1, 1986
    PubMed
    Summary

    Tumor classification and size significantly impact bladder cancer prognosis. However, these factors do not predict radiotherapy effectiveness in patients with bladder cancer.

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    Area of Science:

    • Urology
    • Oncology
    • Cancer Research

    Background:

    • Bladder cancer prognosis is influenced by various factors.
    • Accurate prognostic markers are crucial for treatment planning.

    Purpose of the Study:

    • To assess bladder cancer prognosis based on tumor classification and histological grade.
    • To evaluate the predictive value of these parameters for radiotherapy outcomes.

    Main Methods:

    • Analysis of 746 bladder cancer cases from The Copenhagen Bladder Cancer Project.
    • Evaluation of five-year survival rates based on T classification, histological grade, and tumor type.
    • Assessment of radiotherapy outcomes in relation to these prognostic criteria.

    Main Results:

    • Significant differences in survival rates were observed across different T categories (T1-T4) and histological grades.
    • Tumor size and type (papillomatous vs. solid) were significant prognostic indicators.
    • Neither T classification nor histological grade predicted outcomes for patients treated with radiotherapy; overall survival was 22%.

    Conclusions:

    • Tumor classification (T stage) and histological grade are relevant prognostic criteria for bladder cancer.
    • Tumor size and type also serve as significant prognostic factors.
    • Current parameters do not allow for the selection of patients likely to benefit from radiotherapy.

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