Holland Bloorview Kids Rehabilitation Hospital

4 ARTICLES PUBLISHED IN JoVE

Medicine

An Investigation of the Effects of Sports-related Concussion in Youth Using Functional Magnetic Resonance Imaging and the Head Impact Telemetry System

Michelle Keightley^1,2,3,4,5, Stephanie Green¹, Nick Reed¹, Sabrina Agnihotri¹, Amy Wilkinson³, Nancy Lobaugh^6,7

¹Graduate Department of Rehabilitation Science, University of Toronto, ²Occupational Science and Occupational Therapy, University of Toronto, ³Department of Psychology, University of Toronto, ⁴Bloorview Kids Rehab, ⁵Toronto Rehab, ⁶Cognitive Neurology, Sunnybrook Health Sciences Centre, ⁷Faculty of Medicine, University of Toronto

This article provides an overview of a multi-modal approach to mild traumatic brain injury diagnosis and recovery in youth. This approach combines neuropsychological testing with functional magnetic resonance imaging and the Head Impact Telemetry System to monitor the relationship between head impacts and brain activity during cognitive testing.

Medicine

A Multi-Modal Approach to Assessing Recovery in Youth Athletes Following Concussion

Nick Reed^1,2,3, James Murphy¹, Talia Dick¹, Katie Mah³, Melissa Paniccia³, Lee Verweel³, Danielle Dobney³, Michelle Keightley^1,2,3

¹Bloorview Research Institute, Holland Bloorview Kids Rehabilitation Hospital, ²Department of Occupational Science and Occupational Therapy, University of Toronto, ³Graduate Department of Rehabilitation Science, University of Toronto

This article provides an overview of a multi-modal approach to assessing recovery following concussion in youth athletes. The described protocol uses pre- and post-concussion assessment of performance across a wide variety of domains and can inform the development of improved concussion rehabilitation protocols specific to the youth sport community.

Bioengineering

A Method for Evaluating Timeliness and Accuracy of Volitional Motor Responses to Vibrotactile Stimuli

Matthew J. Leineweber¹, Sam Shi², Jan Andrysek^1,2

¹Bloorview Research Institute, Holland Bloorview Kids Rehabilitation Hospital, ²Institute of Biomaterials and Biomedical Engineering, University of Toronto

This article describes a technique for applying vibrotactile stimuli to the thigh of a human participant, and measuring the accuracy and reaction time of the participant's volitional response for various combinations of stimulation location and frequency.

Medicine

Autonomic Function Following Concussion in Youth Athletes: An Exploration of Heart Rate Variability Using 24-hour Recording Methodology

Melissa Paniccia¹, Tim Taha², Michelle Keightley^1,3, Scott Thomas², Lee Verweel¹, James Murphy¹, Katherine Wilson¹, Nick Reed^1,3,4

¹Concussion Centre, Bloorview Research Institute, Holland Bloorview Kids Rehabilitation Hospital, ²Faculty of Kinesiology and Physical Education, University of Toronto, ³Rehabilitation Sciences Institute, Faculty of Medicine, University of Toronto, ⁴Department of Occupational Science and Occupational Therapy, Faculty of Medicine, University of Toronto

We demonstrate a 24 h heart rate recording methodology to evaluate the influence of concussion across the recovery trajectory in youth athletes, within an ecologically valid context.