Dr Siva Rajaratnam completed his medical degree at Sydney University prior to radiology training at the John Hunter Hospital, where he developed a fascination with Abdominal and interventional radiology. Dr Rajaratnam has over 20 years of experience in radiology and has worked in major teaching Hospitals in Sydney, Newcastle and Gosford. Dr Siva Rajaratnam was in charge of training registrars for over eight years in Hunter New England Health.