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Wide excision (nonnerve sparing) radical retropubic prostatectomy using an initial perirectal dissection
R A Stephenson1, R G Middleton, T M Abbott
1Department of Surgery, University of Utah, Salt Lake City, USA.
The Journal of Urology
|January 1, 1997
Summary
Radical retropubic prostatectomy outcomes improved with a technique focusing on preserving periprostatic tissue. This method significantly reduced positive surgical margin rates in prostate cancer patients.
Area of Science:
- Urology
- Surgical Oncology
- Pathology
Background:
- Positive surgical margin rates after radical retropubic prostatectomy can be high, ranging from 25-50% in current studies.
- Achieving negative margins is crucial for successful prostate cancer treatment outcomes.
Purpose of the Study:
- To evaluate a modified surgical technique for radical retropubic prostatectomy aimed at increasing the amount of periprostatic tissue excised.
- To assess the impact of this technique on positive surgical margin rates.
Main Methods:
- Fifty-three non-nerve sparing radical retropubic prostatectomies were performed using an initial perirectal release of periprostatic tissues.
- Pathological examination of whole mount prostate sections assessed capsular penetration and surgical margins.
- Patients were monitored via physical exams and serum prostate-specific antigen (PSA) levels.
Main Results:
- The study included 53 patients with clinical stages T1b to T2b prostate cancer.
- Positive surgical margins were observed in 7 cases (13%), a significant reduction compared to reported rates.
- Capsular penetration occurred in 89% of cases, with a median follow-up of 3.61 years and only 2 PSA recurrences.
Conclusions:
- Technical modifications, specifically increasing periprostatic tissue excision, can decrease positive surgical margin rates.
- This approach holds promise for improving surgical outcomes in radical prostatectomy for cancer.