Neurologists at Boston University confirmed that Duerson had CTE as a result of the concussions he suffered during his playing career .
Following his request , his brain was sent to the Boston University School of Medicine for research on chronic traumatic encephalopathy ( CTE ) .
Neurologists at Boston University School of Medicine   confirmed that Duerson had CTE as a result of the concussions he suffered during his playing career .
Following his request , his brain was sent to the Boston University School of Medicine for research on chronic traumatic encephalopathy ( CTE ) .