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A concussion, also known as a mild traumatic brain injury (mTBI), is a head injury that temporarily affects brain functioning. [8] Symptoms may include headache, dizziness, difficulty with thinking and concentration, sleep disturbances, mood changes, a brief period of memory loss, brief loss of consciousness; problems with balance; nausea; blurred vision; and mood changes.
Possible signs of concussion that may appear in a student-athlete after a jolt to the head or body include: [7] [2] a dazed appearance; confusion; forgetfulness; lack of confidence in actions; clumsiness; slower than normal; loss of consciousness; changes in mood, behavior, or personality, and; inability to remember events prior to, or after ...
A concussion is defined as a "complex pathophysiological process affecting the brain, induced by biomechanical forces". [1] A concussion should be suspected in any person who falls or has a hit to their face or their body and has a visible sign/clue that they may have a concussion or experiences any symptoms of concussion. [2]
When the eye is injured, a circular ring of fainted or stippled opacity is seen on the anterior surface of the lens due to brown amorphous granules of pigment lying on the capsule. It has the same diameter as the contracted pupil , and is due to impression of the iris on the lens as a result of the force of a concussion injury , which drives ...
A study by Sullivan et al. found that 83% of male rugby athletes were aware of concussion signs and symptoms, but only 50% understood or were aware of the protocol to return to play after an injury. [43] When coaches were surveyed, 45% of participants did not believe immediate removal from play is warranted after a concussion. [43]
However, Allen was checked for concussion symptoms throughout the rest of last Sunday's game and on Monday as part of the protocol. The Bills (3-2) face the New York Jets (2-3) for a Week 6 AFC ...
Acute concussion symptoms (those that occur shortly after an injury) should not be confused with CTE. Differentiating between prolonged post-concussion syndrome (PCS, where symptoms begin shortly after a concussion and last for weeks, months, and sometimes even years) and CTE symptoms can be difficult.
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