annual scientific meeting 2024Speakers
The Westin Calgary, Calgary, AB, September 10-13, 2025
Theme Symposium Speakers
Dr. Siavash Atrchian is a Radiation Oncologist at BC Cancer and a Clinical Associate Professor in the Department of Surgery at the University of British Columbia (UBC). His clinical expertise lies in the use of advanced radiation therapies for lung, gastrointestinal, and breast cancers, with a particular focus on Stereotactic Ablative Radiotherapy (SABR).
Dr. Atrchian received his medical degree from Tehran University, completed his residency in Radiation Oncology at Dalhousie University in Halifax, and pursued a clinical fellowship at UBC. He is an active clinical researcher and has contributed as an author and co-author to numerous national and international studies published in leading peer-reviewed journals. His academic interests include SABR, patient-centered care, clinical outcomes research, and quality improvement initiatives.
In addition to his clinical and research roles, Dr. Atrchian is dedicated to medical education and mentorship. He is also the Founder and Chair of the SABR Canada Conference, the only national meeting in Canada devoted exclusively to SABR, which fosters national collaboration and innovation in the field.
Dr. Atrchian currently serves as the British Columbia Director on the Board of Directors for the Canadian Association of Radiation Oncology (CARO).
Siavash Atrchian
Education :
M.D. Université Laval 2003
Residency in Radiation Oncology in Quebec City 2003-2008
Certification in Radiation oncology from the Royal College of physicians and surgeons of Canada 2008
Fellowship in GU oncology and brachytherapy from the University of California San Francisco (UCSF) completed in 2009
Since 2009, Radiation oncologist and brachytherapist at the CHU de Quebec Université Laval and associate researcher at the Centre de recherche du CHU de Quebec.
Clinical interests in GYN and GU oncology, with a specific interest in image-guided interstitial brachytherapy. Actively involved with the use of the MRLinac in the clinics.
Involved with CARO as part of the ASM committee in the past and as a sitting member on the board of directors (Quebec representative)
Paritcipation in multiple research projects/publications, mostly in brachytherapy, with a specific interest in image-guidance (Ultrasound based, MR based and also EM tracking of applicators) and also dose optimisation algorithms (IPSA, GMCO). Also actively involved in projects looking at decision aid / improvement of patient involment in well-informed decision making for treatment of prostate cancer.