Dr Arianayagam completed his Urology training in New South Wales at Port Macquarie, Westmead and Prince of Wales Hospitals.
After completion of the Urology Fellowship examinations in October 2008, further training was undertaken at the Miller School of Medicine, Department of Urology, at The University of Miami, Florida, USA from July 2009 to June 2011 as a Urologic Oncology Fellow. Fellowship to the American Society of Urologic Oncology was awarded at the completion of this two year training period.