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Updated: Feb 8, 2026

Retzius-Sparing Robot-Assisted Radical Prostatectomy
Published on: May 19, 2022
[Obesity and radical prostatectomy: The enigma continues.]
Juan Guillermo Cataño1, Anamaria Ramos-Hernández2, Alejandra Bravo-Balado2
1Departamento de Urología. Hospital Universitario Fundación Santa Fe de Bogotá. Bogotá D.C. Colombia. Unidad de Urología. Hospital Universitario San Ignacio. Pontificia Universidad Javeriana. Bogotá D.C. Colombia.
This study found no significant differences in surgical or postoperative outcomes for patients undergoing radical prostatectomy based on body mass index (BMI). Further research is needed to understand BMI
Area of Science:
- Urology
- Surgical Oncology
- Obesity Medicine
Background:
- Radical prostatectomy is a common treatment for prostate cancer.
- Body Mass Index (BMI) is an important factor in surgical outcomes.
- The impact of BMI on radical prostatectomy outcomes requires further investigation.
Purpose of the Study:
- To determine the association between body mass index (BMI) and surgical outcomes.
- To assess the relationship between BMI and postoperative complications.
- To evaluate the impact of BMI on cancer follow-up after radical prostatectomy.
Main Methods:
- Retrospective analysis of 272 patients who underwent radical prostatectomy (2012-2014).
- Bivariate and multivariate logistic regression analyses were used to assess associations between BMI and outcomes.
- Models were adjusted for age, hypertension, and diabetes mellitus.
Main Results:
- No statistically significant differences in preoperative and postoperative outcomes were observed across BMI categories (normal, overweight, obese).
- Obese patients had a longer operative time, but this difference was not statistically significant (p=0.18).
- No intraoperative complications such as rectal, vascular, or obturator nerve injury were reported.
Conclusions:
- Body mass index (BMI) does not appear to significantly affect surgical and postoperative outcomes in patients undergoing radical prostatectomy.
- This study provides a foundation for future research on BMI's role in prostate cancer management within this population.
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