Search Results - "Leddy, John"

Physiological, vestibulo-ocular and cervicogenic post-concussion disorders: An evidence-based classification system with directions for treatment by Ellis, Michael J., Leddy, John J., Willer, Barry

“…Abstract Primary objective: To present a novel pathophysiological approach to acute concussion and post-concussion syndrome (PCS). Research design: Review of…”
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Safety and Prognostic Utility of Provocative Exercise Testing in Acutely Concussed Adolescents: A Randomized Trial by Leddy, John J, Hinds, Andrea L, Miecznikowski, Jeffrey, Darling, Scott, Matuszak, Jason, Baker, John G, Picano, John, Willer, Barry

“…OBJECTIVE:To evaluate (1) systematic assessment of exercise tolerance in adolescents shortly after sport-related concussion (SRC) and (2) the prognostic…”
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Use of graded exercise testing in concussion and return-to-activity management by Leddy, John J, Willer, Barry

“…Concussion is a physiologic brain injury that produces systemic and cognitive symptoms. The metabolic and physiologic changes of concussion result in altered…”
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Exercise is Medicine for Concussion by Leddy, John J, Haider, Mohammad N, Ellis, Michael, Willer, Barry S

“…Sport-related concussion (SRC) is a physiological brain injury that produces cerebral and systemic effects, including exercise intolerance. Exercise…”
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Rest and treatment/rehabilitation following sport-related concussion: a systematic review by Schneider, Kathryn J, Leddy, John J, Guskiewicz, Kevin M, Seifert, Tad, McCrea, Michael, Silverberg, Noah D, Feddermann-Demont, Nina, Iverson, Grant L, Hayden, Alix, Makdissi, Michael

“…The objective of this systematic review was to evaluate the evidence regarding rest and active treatment/rehabilitation following sport-related concussion…”
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Early Subthreshold Aerobic Exercise for Sport-Related Concussion: A Randomized Clinical Trial by Leddy, John J, Haider, Mohammad N, Ellis, Michael J, Mannix, Rebekah, Darling, Scott R, Freitas, Michael S, Suffoletto, Heidi N, Leiter, Jeff, Cordingley, Dean M, Willer, Barry

“…Sport-related concussion (SRC) is a significant public health problem without an effective treatment. To assess the effectiveness of subsymptom threshold…”
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Active recovery from concussion by Leddy, John J, Wilber, Charles G, Willer, Barry S

“…Recent studies are challenging the utility of prolonged rest as treatment for concussion and postconcussion syndrome (PCS). The purpose of this paper is to…”
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Consensus statement on concussion in sport: the 6th International Conference on Concussion in Sport-Amsterdam, October 2022 by Patricios, Jon S, Schneider, Kathryn J, Dvorak, Jiri, Ahmed, Osman Hassan, Blauwet, Cheri, Cantu, Robert C, Davis, Gavin A, Echemendia, Ruben J, Makdissi, Michael, McNamee, Michael, Broglio, Steven, Emery, Carolyn A, Feddermann-Demont, Nina, Fuller, Gordon Ward, Giza, Christopher C, Guskiewicz, Kevin M, Hainline, Brian, Iverson, Grant L, Kutcher, Jeffrey S, Leddy, John J, Maddocks, David, Manley, Geoff, McCrea, Michael, Purcell, Laura K, Putukian, Margot, Sato, Haruhiko, Tuominen, Markku P, Turner, Michael, Yeates, Keith Owen, Herring, Stanley A, Meeuwisse, Willem

“…For over two decades, the Concussion in Sport Group has held meetings and developed five international statements on concussion in sport. This 6th statement…”
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Active Rehabilitation of Concussion and Post-concussion Syndrome by Leddy, John J., MD, Baker, John G., PhD, Willer, Barry, PhD

“…Concussion is a physiological brain injury with physical, cognitive, and emotional sequelae. The macrophysiological insult to the brain affects the autonomic…”
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What is the physiological time to recovery after concussion? A systematic review by Kamins, Joshua, Bigler, Erin, Covassin, Tracey, Henry, Luke, Kemp, Simon, Leddy, John J, Mayer, Andrew, McCrea, Michael, Prins, Mayumi, Schneider, Kathryn J, Valovich McLeod, Tamara C, Zemek, Roger, Giza, Christopher C

“…The aim of this study is to consolidate studies of physiological measures following sport-related concussion (SRC) to determine if a time course of postinjury…”
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Predictive value of CHA2DS2-VASc scores regarding the risk of stroke and all-cause mortality in patients with atrial fibrillation (CONSORT compliant) by Gažová, Andrea, Leddy, John J., Rexová, Mária, Hlivák, Peter, Hatala, Róbert, Kyselovič, Jan

“…Patients with atrial fibrillation (AF) have a higher risk of fatal complications (e.g., stroke). This investigation was performed as an observational…”
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A Preliminary Study of the Effect of Early Aerobic Exercise Treatment for Sport-Related Concussion in Males by Leddy, John J, Haider, Mohammad N, Hinds, Andrea L, Darling, Scott, Willer, Barry S

“…OBJECTIVE:To study the effect of early prescribed aerobic exercise versus relative rest on rate of recovery in male adolescents acutely after sport-related…”
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Approach to investigation and treatment of persistent symptoms following sport-related concussion: a systematic review by Makdissi, Michael, Schneider, Kathryn J, Feddermann-Demont, Nina, Guskiewicz, Kevin M, Hinds, Sidney, Leddy, John J, McCrea, Michael, Turner, Michael, Johnston, Karen M

“…To conduct a systematic review of the literature regarding assessment and treatment modalities in patients with persistent symptoms following sport-related…”
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What tests and measures should be added to the SCAT3 and related tests to improve their reliability, sensitivity and/or specificity in sideline concussion diagnosis? A systematic review by Echemendia, Ruben J, Broglio, Steven P, Davis, Gavin A, Guskiewicz, Kevin M, Hayden, K Alix, Leddy, John J, Meehan, 3rd, William P, Putukian, Margot, Sullivan, S John, Schneider, Kathryn J, McCrory, Paul

“…Several iterations of the Sport Concussion Assessment Tool (SCAT) have been published over the past 16 years. Our goal was to systematically review the…”
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Clinical recovery from concussion-return to school and sport: a systematic review and meta-analysis by Putukian, Margot, Purcell, Laura, Schneider, Kathryn J, Black, Amanda Marie, Burma, Joel S, Chandran, Avinash, Boltz, Adrian, Master, Christina L, Register-Mihalik, Johna K, Anderson, Vicki, Davis, Gavin A, Fremont, Pierre, Leddy, John J, Maddocks, David, Premji, Zahra, Ronksley, Paul E, Herring, Stanley, Broglio, Steven

“…To define the time frames, measures used and modifying factors influencing recovery, return to school/learn (RTL) and return to sport (RTS) after sport-related…”
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Post–COVID-19 Neurological Syndrome and Concussion by Wang, David H., Trojian, Thomas, Leddy, John J.

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Cardiac Fibrosis: The Beneficial Effects of Exercise in Cardiac Fibrosis by Kyselovič, Jan, Leddy, John J

“…Numerous scientific findings have concluded that individuals who are active tend to develop less cardiovascular disease than those who enjoy more sedentary…”
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Comparing alternative and traditional dissemination metrics in medical education by Amath, Aysah, Ambacher, Kristin, Leddy, John J, Wood, Timothy J, Ramnanan, Christopher J

“…Context The impact of academic scholarship has traditionally been measured using citation‐based metrics. However, citations may not be the only measure of…”
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Rest and exercise early after sport-related concussion: a systematic review and meta-analysis by Leddy, John J, Burma, Joel S, Toomey, Clodagh M, Hayden, Alix, Davis, Gavin A, Babl, Franz E, Gagnon, Isabelle, Giza, Christopher C, Kurowski, Brad G, Silverberg, Noah D, Willer, Barry, Ronksley, Paul E, Schneider, Kathryn J

“…To synthesise the evidence regarding the risks and benefits of physical activity (PA), prescribed aerobic exercise treatment, rest, cognitive activity and…”
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Temporal expression of brainstem neurotrophic proteins following mild traumatic brain injury by McPherson, Jacob I., Prakash Krishnan Muthaiah, Vijaya, Kaliyappan, Kathiravan, Leddy, John J., Personius, Kirkwood E.

“…[Display omitted] •Changes in neurotropic protein expression occur within the brainstem of rats following mild traumatic brain injury.•Protein analysis…”
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