Ryoichi Shiroki
Papers
34
Total Citations
441
H-Index
13
About
Ryoichi Shiroki is a prominent urological surgeon and researcher whose work centers on robot-assisted minimally invasive surgery, with a particular focus on partial nephrectomy, radical prostatectomy, and radical cystectomy. Based at leading Japanese academic institutions, Shiroki has made substantial contributions to advancing robotic surgical techniques and establishing evidence-based benchmarks for their clinical adoption. His most impactful research has systematically demonstrated the superiority of robot-assisted partial nephrectomy (RAPN) over conventional laparoscopic approaches for complex renal tumors, including challenging hilar cases, earning over 46–52 citations per study. Through large multicenter and prospective trials, he has rigorously evaluated composite outcome measures—"trifecta" and "pentafecta"—that integrate oncological control, functional preservation, and complication avoidance, raising the standard for surgical quality assessment in Japan and beyond. Shiroki has also investigated the influence of surgeon and hospital volume on patient safety in robot-assisted radical prostatectomy, informed nerve-sparing strategies for high-risk prostate cancer, and identified risk factors for postoperative ileus following intracorporeal urinary diversion. His body of work, spanning national database analyses and single-center cohort studies, has meaningfully shaped Japanese urological practice and contributed to the global conversation on optimizing robotic surgical outcomes.
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