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[Radical prostatectomy for localized prostate cancer]

S Arakawa1, I Hara, H Miyake

  • 1Department of Urology, Kobe University School of Medicine.

Hinyokika Kiyo. Acta Urologica Japonica
|October 1, 1996
PubMed
Summary

Clinical staging for prostate cancer is often inaccurate, especially for T2 cases which frequently progress to pT3. Pathological stage significantly impacts recurrence risk and lymph node involvement, highlighting the need for accurate staging in radical prostatectomy patients.

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Area of Science:

  • Urology
  • Oncology
  • Pathology

Context:

  • Radical prostatectomy is a primary treatment for prostate cancer.
  • Accurate staging is crucial for treatment planning and prognosis.
  • Clinical staging accuracy varies significantly across different disease stages.

Purpose:

  • To evaluate the accuracy of clinical staging versus pathological staging in prostate cancer patients undergoing radical prostatectomy.
  • To assess the correlation between pathological stage, lymph node status, and cancer recurrence.
  • To analyze post-operative urinary function and erectile potency outcomes.

Summary:

  • Clinical staging accuracy for T1, T2, and T3 prostate cancer was 40%, 46%, and 64%, respectively, with nearly half of clinically T2 patients found to be pT3 pathologically.

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  • Lymph node positivity was 3.3% in pT2 and 37% in pT3, a significant difference.
  • Three-year non-recurrence rates were 89% for pT2 and 79% for pT3. Well-differentiated tumors showed no recurrence, while INF gamma indicated recurrence within 3 years.

    • Impact:

    • Findings underscore the limitations of clinical staging in prostate cancer, particularly for T2 disease.
    • Pathological staging is a critical determinant of recurrence-free survival and informs treatment decisions.
    • Post-operative outcomes include high rates of urinary continence but variable erectile function recovery.