Prof. S.Rajasundaram is a leading known Surgical Oncologist in South India with over 20yrs of experience . He is the Director of Oncology at Gleneagles Global Health City, Chennai. He has a vast experience of successfully operating on more than 15,000 major surgeries so far which includes complex Head & Neck Cancer surgeries with micro vascular reconstruction, Laproscopic GI &Gynaec- Onco Surgeries and state of art breast cancer surgeries which includes, Onco-Plastic Reconstruction and Sentinel Lymph node Biopsy. Professional Highlights : He has delivered many guest lectures at national and international level. He has held various posts at academic institutes and has served as a senior consultant for the past 16 years.:Breast Oncology :He is a pioneer in Breast cancer surgery with vast experience in conservative breast surgery and oncoplastic reconstruction and maximum number of sentinel lymph node biopsy procedures .He has perfomrd more than 5000 breast cancer surgeries with best results GI OncologyHe has a vast experience in advanced GI surgeries,. He is one of the very few well trained Onco surgeon in performing Laproscopic G I Onco surgeries( Laproscopicesophagectomies , and colorectal resection ) for the past 10 years. Gynec OncologyHe has vast experience in gyneconcosurgeries and Laproscopicgyneconcosurgeries .He has trained many junior surgeons in laproscopicgyneconcosurgeries . CRS AND HIPEC – He has made Gleneagles Global Health city Chennai as one of the best centers in the world for complete cytoreductive surgery ( CCRS ) and HIPEC ( hyperthermicintraperitoneal chemotherapy ) for advanced intra abdominal malignancies.Head and Neck Oncology He is pioneer in performing in complex head and neck surgeries with micro-vascular reconstruction with best results in the city . He is well known for his complex thyroid surgeries