Shayan Dioun

About

Shayan Dioun is a gynecologic oncologist whose research focuses on refining surgical staging for endometrial cancer and its precursors. His most impactful work examines the adoption and outcomes of sentinel lymph node (SLN) mapping, a less invasive alternative to complete lymphadenectomy. In a landmark 2021 study (30 citations), Dioun analyzed national data to demonstrate the increasing utilization, safety, and cost-effectiveness of SLN mapping in women with complex atypical endometrial hyperplasia undergoing hysterectomy. A companion study (14 citations) confirmed similar benefits for minimally invasive endometrial cancer surgery, providing critical evidence that SLN mapping can spare patients from more extensive surgery without compromising oncologic outcomes. Beyond staging, Dioun has contributed to surgical education, establishing benchmark performance metrics for robotic simulator training in gynecologic oncology fellowships (2017, 7 citations). His work bridges the gap between innovation and real-world practice, offering data-driven guidance for surgeons adopting new techniques. With a growing citation footprint, Dioun is shaping how gynecologic cancers are surgically managed—prioritizing precision, safety, and quality of life.

Research Focus

Key Achievements

Top Papers

1. 1
   Uptake and Outcomes of Sentinel Lymph Node Mapping in Women With Atypical Endometrial Hyperplasia

   30 citations · 2021
2. 2
   Uptake and outcomes of sentinel lymph node mapping in women undergoing minimally invasive surgery for endometrial cancer

   14 citations · 2021
3. 3
   Setting Benchmarks for the New User: Training on the Robotic Simulator

   7 citations · 2017
4. 4
   Uptake and outcomes of sentinel lymph node mapping in women with endometrial cancer

   3 citations · 2021
5. 5
   Uptake and outcomes of sentinel lymph node mapping in women with atypical endometrial hyperplasia

   2 citations · 2021

Key Collaborators

Contact & Links