Hiroshi Yoshihara

University of Tokyo Health Sciences, Department of Health

Papers

Total Citations

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About

Hiroshi Yoshihara is a leading surgical oncologist whose research focuses on advancing the treatment of rectal cancer through comparative effectiveness studies of surgical modalities. His major contributions center on evaluating the short- and long-term outcomes of open, laparoscopic, and robot-assisted surgery for rectal cancer, particularly in locally advanced cases. In a landmark 2025 real-world cohort study, Yoshihara demonstrated that robot-assisted resection significantly improves 5-year survival rates compared to both laparoscopic and open approaches, providing critical evidence for the long-term benefits of robotic surgery. His work, including a comprehensive database-driven analysis of over 5,000 patients, has garnered attention for clarifying the survival advantages of minimally invasive techniques. With papers accumulating citations rapidly, Yoshihara’s research is shaping clinical guidelines and informing surgical decision-making worldwide. His findings underscore the potential of robotic surgery to enhance oncologic outcomes, making him a pivotal figure in the evolution of colorectal cancer treatment.