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Orthopedic Associates
Of The 
Greater Lehigh Valley

_______________________

PHILLIPSBURG
Hillcrest Professional Plaza
755 Memorial Highway
Suite 101
Phillipsburg, NJ  08865
PH: (908) 859-5585
Fax (908) 859-3990

EASTON
3735 Easton-Nazareth Hwy
Suite 101
Easton, PA  18045
PH: (610) 252-1600

 

 

High School Concussion Protocol :

By Nicholas J. Avallone, M.D.

Concussions are traumatic brain injuries suffered from a blow to the head.  More than 300,000 concussions occur to athletes in the United States each year.  In contact sports, the risk is 19% per athlete per season.  Most concussions occur without loss of consciousness, and the degree of memory loss appears to be the best indicator of severity of the injury.  However, even head injuries that are thought to be mild can be severely debilitating to high school athletes whose immature brains often take longer to fully recover than adult brains.

The immediate symptoms of concussion include dizziness, blurred vision, memory loss, headache, nausea and difficulty concentrating.  After the initial injury, a post-concussion syndrome often occurs in high school athletes.  The symptoms of this include a prolonged period of days to weeks whereby the athlete experiences chronic headaches, difficulty concentrating in school, sensitivity to light and noise, sleep disturbances and short-term memory deficits. 

It is during this period of recovery that the brain is the most susceptible to another injury.  Studies have shown that students who have a history of concussion are more likely to suffer another one and that the symptom severity usually increases with more brain injuries.  If the student has not fully recovered from a concussion and then suffers another traumatic brain injury, he/she may experience the Second-Impact Syndrome.  This devastating injury can cause irreversible brain damage or even death.  Thus, it is important to know when an athlete has recovered and is safe to return to competition. 

Serial clinical exams by certified athletic trainers and/or physicians are important to track an athlete’s recovery.  Recent research has demonstrated that even when students pass clinical tests and are apparently symptom-free, they often still suffer cognitive deficits and are not fully recovered.  Thus, standardized tests given on computers have been developed to assist the athletic trainer and team physician in determining when a child is considered safe to return to play. 

One such study that has been verified and widely used in the high school through professional levels is the Immediate Post-Concussive and Cognitive Testing tool (ImPACT).  This is a 20-minute computerized test that is given to all athletes before participating in contact sports to determine a baseline level.  If an athlete suffers a concussion, he or she will take the ImPACT test at various intervals after their injury to help determine when their brain has fully recovered.  When done in conjunction with serial clinical exams by the athletic trainer or physician, the degree of certainty for full recovery is significantly increased. 

Guidelines for return to play have been outlined by various medical societies including the American Orthopedic Society for Sports Medicine.  It is generally accepted that high school athletes who have suffered a concussion should not be allowed to return to competition that day, no matter how mild the injury appears.  After that, the athlete is monitored for symptom recovery.  Once the athlete has achieved complete symptom recovery, he or she must remain symptom-free for 7 days prior to consideration of return to activity.  It has been advocated that the child be removed from as much stimulus as possible during that time.  This includes limiting television and computer time and even time watching practice.  At the end of the 7 days, the athletic trainer then puts the athlete through a series of physical challenges in order to determine if he or she can truly remain symptom-free.  If the athlete passes all of these tests and has shown complete recovery on ImPACT studies, then he or she can be considered safe to return to play.

Having a formal protocol for determining safe return to play is critical to any high school sports program both for the protection of its student-athletes and for the guidance of its coaches, athletic trainers, staff and physicians.  The NJSIAA is developing its own guidelines and expects each institution to have a plan for implementation of return to play criteria in the 2010-11 academic year.