Present Positions:

• Senior Consultant Urological Surgeon, Uro-Oncologist at Apollo Cancer Centre, Chennai (2017 - Present)

Past Positions:

• Senior Consultant Urological Surgeon, Uro-Oncologist at Gleneagles Global Hospital, Chennai (2017 - 2018)
• Consultant Urological Surgeon, Uro-Oncologist at Apollo Hospitals, Chennai (2013 - 2017)
• Consultant Urological Surgeon, Uro-Oncologist at Bradford Royal Infirmary (2011 - 2012)
• Consultant Urological Surgeon, Uro-Oncologist at Glan Clwyd Hospital (April 2011 - July 2011)
• Fellowship in Laparoscopy and Minimally Invasive Urology at University of Leipzig (Jan 2011 - March 2011)
• Subspecialty in Uro-Oncology and Laparoscopy at Wirral University Hospital (Feb 2010 - Dec 2010)
• Subspecialty in Uro-Oncology and Laparoscopy at Royal Liverpool Hospital (May 2009 - Jan 2010)

Awards and Honors:

• Best of BAUS (British Association of Urological Surgeons) – Poster no 90, Manchester 2006
• Brian Booth Research Prize, Rosemere Cancer Foundation, 2005
• Best Poster Award – Poster Session 37 at EAU (European Association of Urology), 2005
• Best Presentation Prize, North West Trainee’s Research Meeting, 2004
• Best Young Scientist Award, State Medical Council for Science and Technology, 1993-94
• Gold Medal in Surgery, SRMC, India, 1993
• Gold Medal in Anatomy, SRMC, India, 1990
• Honors in Anatomy, Physiology, Biochemistry, Ophthalmology, Microbiology, and Community Medicine in University and College examinations, 1990 and 1992​

Grants:

• Grant for Fellowship from Prostate UK
• Norman Gibbon Travelling Fellowship
• Seedcorn Funding by the research directorate of Lancashire Teaching Hospitals NHS Trust
• Rosemere Cancer Foundation Funding, joint applicant with Dr. A. Hindley for a research project​

Research and Publications:

Dr. Ragavan has a strong research background with several thesis projects and publications:

• Thesis Projects:
  • “Inter- and Intra-individual differences in the gene expression of phase I and phase II enzymes in the normal prostate”
  • “Survey of the incidence of major ailments amongst female partners of men diagnosed with prostate cancer: a pilot study”
  • “IR spectroscopy with multivariate analysis potentially facilitates the segregation of different types of prostate cell”
• Publications:
  • Extraperitoneal vs. transperitoneal robot-assisted laparoscopic radical prostatectomy: analysis of perioperative outcomes, J Robot Surg. 2018
  • Robot-assisted laparoscopic excision of giant ganglioneuroma of the adrenal gland, J Robot Surg. 2017
  • Primary Intrarenal Yolk Sac Tumour, IJU 2017
  • Robot-assisted laparoscopic excision of Organ of Zuckerkandl, J Robotic Surgery. 2016
  • Prostate Biopsy for elevated PSA – Indian Perspective, IJMR June 2014
  • Feasibility of minimally invasive radical prostatectomy in prostate cancer patients with high PSA, Int J Urol. 2012​.

Video Presentations:

• Dr. N. Ragavan has been involved in various video presentations, showcasing his expertise in robotic and laparoscopic surgeries.
• These presentations typically highlight advanced surgical techniques, particularly in the field of urological oncology.

Podium Presentations:

Dr. Ragavan has presented his research and clinical findings at numerous prestigious conferences and symposiums. Some of the key events where he has presented include:

• American Association for Cancer Research (AACR) Annual Meetings (2004, 2005, 2006)
• UK Environmental Mutagen Society (UKEMS) Conferences (2004)
• British Prostate Group (BPG) Meetings (2004, 2006)
• Urological Research Society (URS) Meetings (2005)
• European Environmental Mutagen Society (EEMS) Meetings (2005)
• European Association of Urology (EAU) Congresses (2006)

Poster Presentations:

Dr. Ragavan's poster presentations are well-recognized in the medical community, particularly for their contributions to urological research. Some notable poster presentations include:

• Best of BAUS – Poster no 90, Manchester 2006
• Best Poster Award – Poster Session 37 at EAU, 2005
• Several other presentations at international conferences such as AACR, UKEMS, BPG, URS, EEMS, and EAU.