Abstract
We aimed to compare surgical, oncological, and functional outcomes of robot-assisted radical prostatectomy (RARP) in prostate cancer patients with and without prior history of transurethral resection of the prostate (TURP), using a matched cohort analysis. In an IRB-approved protocol, all patients who underwent RARP at our institution between April 2005 and July 2018 with at least 1-year follow-up were included. Among these, patients who had undergone a previous TURP (Group A) were compared with those without TURP (Group B) using the Survival, Continence, and Potency outcomes reporting system. Using propensity score matching for age, PSA and Gleason score, the two cohorts were further subdivided in a 1:2 ratio into Group C (prior TURP from Group A) and Group D (without prior TURP from Group B). Similar comparisons were made between Group C and D. Patients in Group A (n = 40) had lower PSA (p = 0.031) and were more likely to have Gleason grade 1 disease (p = 0.035) than patients in Group B (n = 143). In the propensity-matched group analysis, patients of Group C (n = 38) had higher operative time and blood loss than Group D (n = 76) patients. Group C patients also had lower continence at 3, 6, and 12 months after surgery. However, oncological and potency outcomes were similar in both the groups. We concluded that previous TURP is a predictor for surgical and continence outcomes following RARP. Even though these patients have a potentially lower stage or grade of disease, they are less likely to achieve social continence than men who have not had a previous TURP. This information would be important in counseling them for treatment options.
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We acknowledge Ms Anupama Raman, Nursing Officer in-charge of operative records, for helping with the database retrieval.
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All the authors have contributed in the research work and preparation of the manuscript as per International Committee of Medical Journal Editors (ICMJE) guidelines. HG: definition of intellectual content, literature search, clinical studies, data acquisition, data analysis, statistical analysis, manuscript preparation, manuscript editing, and manuscript review. AS: concepts, design, definition of intellectual content, literature search, manuscript editing, and manuscript review. RK: concepts, design, definition of intellectual content, literature search, clinical studies, manuscript preparation, manuscript editing, manuscript review, and guarantor (only one).
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The study was reviewed and approved by Institute Ethics Review Board (IRB number: IRB number: IECPG-402/30.08.2018).
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Garg, H., Seth, A. & Kumar, R. Impact of previous transurethral resection of prostate on robot-assisted radical prostatectomy: a matched cohort analysis. J Robotic Surg 16, 1123–1131 (2022). https://doi.org/10.1007/s11701-021-01348-8
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DOI: https://doi.org/10.1007/s11701-021-01348-8