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Area of Science:

  • Urology
  • Oncology
  • Pathology

Background:

  • Radical prostatectomy is a primary treatment for prostate cancer.
  • Prostate size may influence cancer aggressiveness and treatment outcomes.

Purpose of the Study:

  • To investigate the association between prostate size and adverse pathological outcomes in patients treated with radical prostatectomy for prostate cancer.
  • To compare high-grade prostate cancer rates and surgical margin status based on prostate weight.

Main Methods:

  • A comparative, descriptive study of 162 patients who underwent open radical prostatectomy.
  • Patients were categorized into two groups based on prostate weight (<40 gm and 40-80 gm).
  • Data on prostate-specific antigen (PSA), Gleason score, and final pathology were analyzed.

Main Results:

  • Smaller prostates (<40 gm) showed a higher percentage of high-grade prostate cancer at final pathology (52.11% vs. 45.05%).
  • Organ-confined disease was less frequent in smaller prostates (74.64% vs. 85.71%).
  • Positive surgical margin rates were higher in patients with smaller prostates.

Conclusions:

  • Smaller prostate size is associated with an increased likelihood of high-grade prostate cancer, locally advanced disease, and Gleason upgrading.
  • The study suggests that smaller prostates correlate with a higher positive surgical margin rate following radical prostatectomy.