Categories : Marketing

Background The King-Devick (KD) test is an objective clinical test of eye movements that has been used to screen for concussion. , King-Devick Test. Patent-Pending. All Rights Reserved. Mayo and Mayo Clinic are registered trademarks owned by Mayo Foundation for. King-Devick Test identifies real-time concussion and asymptomatic concussion in youth athletes. Priya S. Dhawan, Danielle Leong, Lisa Tapsell, Amaal J.

Author: Arashijinn Kazrasho
Country: Azerbaijan
Language: English (Spanish)
Genre: Art
Published (Last): 27 June 2011
Pages: 61
PDF File Size: 9.24 Mb
ePub File Size: 19.74 Mb
ISBN: 257-8-76422-133-8
Downloads: 66766
Price: Free* [*Free Regsitration Required]
Uploader: Telabar

See commentary ” Sideline assessment of sports concussion: Those with loss of consciousness showed the greatest worsening from prefight to postfight.

Brain Epub Aug 23 [ PubMed ]. Author information Article notes Copyright and License information Disclaimer. High levels of test-retest reliability tesr observed intraclass correlation coefficient 0. Hunt T, Asplund C. BranasPhD, M. Br J Sports Med ; 43 suppl 1: Reliability study of the Pierce and King-Devick saccade tests. Injury rates and risk factors in competitive professional boxing.

Postfight time scores in this cohort of boxers and MMA fighters were greater worse postfight for participants who had head trauma during their match. Results of this study demonstrate that the K-D test is an accurate and reliable method for identifying athletes with head trauma, and is a strong candidate as a rapid sideline screening test for concussion. The K-D test was administered prefight and postfight. The most dangerous game: Standardized instructions are used, and the test requires less than 2 minutes to administer.

Address correspondence and reprint requests to Dr. Alzheimers Ttest Ther ; 2: The median change in scores from prefight to postfight for participants who did not have head trauma was a 1.


The King-Devick test as a determinant of head trauma and concussion in boxers and MMA fighters

The recognition and management of concussion in athletes king-deviick be difficult for a number of reasons.

Changes in scores from prefight to postfight also reflected this pattern and showed more separation between those with and without head trauma than the postfight scores alone.

All boxers were tested at ringside immediately before a 3-round sparring session.

Impaired eye movement function, particularly for those reflecting subcortical pathways, correlated well with severity of postconcussive symptoms and with limitation of activities of daily living.

The sum of the 3 test card time scores constitutes the summary score for the entire test, the K-D time score.

There was a problem providing the content you requested

Fighters were tested on the day before the MMA event at the time of their weigh-ins. King-sevick online Feb 2. Concussion incidence and time lost from play in the NHL during the past ten years.

DelicataMD, A. The K-D test represents a strong candidate rapid sideline screening test for concussion, and has particular relevance to contact sports including football, soccer, hockey, MMA, and boxing.

Boxers were amateurs recruited by their gym manager and invited to participate king-defick 3-round sparring sessions.

Electrophysiological abnormalities in well functioning multiple concussed patients. Return-to-play criteria after athletic concussion: Injury that is coming to a head.

Temporal window of metabolic brain vulnerability to concussion: We determined if iing-devick with head trauma and loss of consciousness during matches differed in terms of their postfight K-D time scores or with regard to changes in scores from prefight to postfight.

GalettaMS, J. Impaired eye movements in post-concussion syndrome indicate suboptimal brain function beyond the influence of depression, malingering or intellectual ability. Following completion of the demonstration card upper leftsubjects are then asked to read each of the 3 test cards in the same manner.


The occult aftermath of boxing.

The King-Devick test as a determinant of head trauma and concussion in boxers and MMA fighters

The times required to complete each card are recorded in seconds using a stopwatch. J Int Neuropsychol Soc ; 7: Thus, while structural neuroimaging techniques are insensitive to the effects of concussion, more advanced fMRI techniques have been able to document damage and to examine the window of metabolic brain vulnerability during which a second concussion could be even more fest.

Evaluation of the Military Acute Concussion Evaluation for use in combat operations more than 12 hours after injury. Investigating baseline neurocognitive performance between male and female athletes with a history of multiple concussion. We investigated the K-D test as a potential rapid sideline screening for concussion in a cohort of boxers and mixed martial arts fighters. Open in a separate window.

The sum of the 3 test card time scores constituted the summary score for the entire test, the K-D time score. However, there was no overlap in the distribution of changes in scores from tesh to postfight, with a substantial gap between the worst change in the no head trauma group and the best change in the head trauma group. Brain Inj ; The K-D test includes one practice demonstration card and 3 test cards, as shown in figure 1.