Glioblastoma is the most common and deadly malignant primary brain tumour in adults. It is very difficult to treat but scientists have uncovered new knowledge that has shed an unprecedented light on our understanding of glioblastoma. Dr. Sheila Singh is a neurosurgeon, professor and director of McMaster University’s @centrefordiscoveryincancer5040 In this video, she shares what you need to know about glioblastoma.