Indira Garcia-Cordero, Anna Vasilevskaya, Foad Taghdiri, Mozhgan Khodadadi, David Mikulis, Apameh Tarazi, Asma Mushtaque, Neda Anssari, Brenda Colella, Robin Green, Ekaterina Rogaeva, Christine Sato, Mark Grinberg, Danielle Moreno, Mohammed W Hussain, Kaj Blennow, Henrik Zetterberg, Karen D Davis, Richard Wennberg, Charles Tator, Maria C Tartaglia
Multimodal biomarkers may identify former contact sports athletes with repeated concussions and at risk for dementia. Our study aims to investigate whether biomarker evidence of neurodegeneration in former professional athletes with repetitive concussions (ExPro) is associated with worse cognition and mood/behavior, brain atrophy, and altered functional connectivity. Forty-one contact sports athletes with repeated concussions were divided into neurodegenerative biomarker-positive (n = 16) and biomarker-negative (n = 25) groups based on positivity of serum neurofilament light-chain...
April 8, 2024: Journal of Neurology