The Prevalence of Undiagnosed Concussions in Athletes

William P. Meehan, III, MD; Rebekah C. Mannix, MD, MPH; Michael J. O'Brien, MD; Michael W. Collins, PhD


Clin J Sport Med. 2013;23(5):339-342. 

In This Article


Nearly one-third of athletes have sustained a blow to the head that resulted in the signs and symptoms of concussion but was not diagnosed as a concussion. Failure to diagnose concussions in athletes can lead to further, potentially devastating, insults to the brain. A prospective study designed to determine the reasons behind the underdiagnosis of concussions may allow us to effectively encourage these athletes to seek proper medical attention