Dr. Helou is a Radiation Oncologist at the London Regional Cancer Program and an Assistant Professor in the Department of Oncology at the Western University.

She obtained her MD in Lebanon and went on to complete her radiation oncology training at the Gustave Roussy Cancer Campus in France before coming to Toronto for her fellowship at the Odette Cancer Centre, with a focus on GU malignancies, prostate brachytherapy and extra cranial SBRT. She simultaneously completed a Masters in clinical epidemiology at the University of Toronto, Institute of Health Policy, Management and Evaluation, and defended a thesis exploring the health related quality of life of patients treated for prostate cancer. Dr Helou also holds a masters in Basic sciences from the Saint Joseph University in Beirut, Lebanon. She has worked as a radiation oncologist at the Princess Margaret Cancer Centre from August 2016 to August 2022, treating GU and breast malignancies.  

Dr Helou primary research focus is on Quality of life and other patient reported outcomes of cancer patients. Her research interests also include prostate brachytherapy, extracranial Stereotactic Body Radiotherapy and health service research in oncology.