Hiroyuki Nishiyama

University of Tsukuba, Tokyo University of Science

Papers

6

Total Citations

78

H-Index

4

About

Dr. Hiroyuki Nishiyama is a leading figure in urologic oncology, with a career that bridges clinical excellence, medical education, and robotic surgery innovation. His primary research focuses on bladder cancer management, where he has been instrumental in shaping national standards through his work on the Japanese Urological Association’s Clinical Practice Guidelines for Bladder Cancer (2019 edition, 37 citations). Dr. Nishiyama has also made significant contributions to robotic-assisted surgery, particularly in refining techniques for radical cystectomy and urinary diversion. His large-scale, multi-institutional propensity score-matched analyses comparing intracorporeal, extracorporeal, and hybrid ileal conduit diversions (13 citations) provide critical evidence for optimizing perioperative outcomes. Beyond the operating room, he is a pioneer in urological education, demonstrating that early exposure to simulation programs can dramatically increase medical students’ interest in urology (19 citations). His work also addresses rare but life-threatening complications, such as CO₂ embolism during robotic partial nephrectomy. With a career spanning from multi-agent robotics systems to cutting-edge clinical trials, Dr. Nishiyama’s research is defined by its translational impact—improving surgical safety, guiding national policy, and inspiring the next generation of urologists.

Research Focus

Key Achievements

4
H-Index
6
Papers
78
Total Citations
13
Avg Citations/Paper
🏆 Most Cited Paper
Clinical Practice Guidelines for Bladder Cancer 2019 edition by the Japanese Urological Association: Revision working position paper
37 citations · 2020
📈 Most Prolific Year: 2023 (2 Papers)
🤝 Key Collaborators: 60
🏛 Institutions: University of Tsukuba, Tokyo University of Science

Top Papers

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Key Collaborators

Contact & Links

Available for collaboration
Content generated · 13 days ago