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  2. Post-concussion syndrome - Wikipedia

    en.wikipedia.org/wiki/Post-concussion_syndrome

    Some experts believe post-concussion symptoms are caused by structural damage to the brain or disruption of neurotransmitter systems, resulting from the impact that caused the concussion. [medical citation needed] Others believe that post-concussion symptoms are related to common psychological factors. Most common symptoms like headache ...

  3. Sleeping disorders following traumatic brain injury - Wikipedia

    en.wikipedia.org/wiki/Sleeping_disorders...

    [3] [5] All age groups can be affected from sleep disorders after TBI, including children [1] and adolescents. [6] There are several risk factors that are associated with occurring sleep disorders, such as lower years of education, severity of head injury and occurrence of residuals symptoms, for example headache or dizziness. [1]

  4. Complications of traumatic brain injury - Wikipedia

    en.wikipedia.org/wiki/Complications_of_traumatic...

    The body can repair small blood vessels, but damage to larger ones can result in serious complications. Damage to one of the major arteries leading to the brain can cause a stroke, either through bleeding from the artery or through the formation of a blood clot at the site of injury, blocking blood flow to the brain. Blood clots also can ...

  5. Concussion - Wikipedia

    en.wikipedia.org/wiki/Concussion

    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.

  6. Chronic traumatic encephalopathy - Wikipedia

    en.wikipedia.org/wiki/Chronic_traumatic...

    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.

  7. Post-traumatic amnesia - Wikipedia

    en.wikipedia.org/wiki/Post-traumatic_amnesia

    This can cause complications if patients are confined to a hospital and may lead to agitation, distress and anxiety. [10] Many patients report feeling as though they were being "held prisoner" and being prevented from carrying on with their daily lives. [10] Other symptoms include agitation, confusion, disorientation, and restlessness. [11]

  8. Second-impact syndrome - Wikipedia

    en.wikipedia.org/wiki/Second-impact_syndrome

    Second-impact syndrome (SIS) occurs when the brain swells rapidly, and catastrophically, after a person has a second concussion before symptoms from an earlier one have subsided. This second blow may occur minutes, days, or weeks after an initial concussion, [1] and even the mildest grade of concussion can lead to second impact syndrome. [2]

  9. Hypersomnia - Wikipedia

    en.wikipedia.org/wiki/Hypersomnia

    Early hydrocephalus can also cause severe excessive daytime sleepiness. [16] Additionally, head trauma can be associated with a primary/central hypersomnia, and symptoms similar to those of idiopathic hypersomnia can be seen within 6–18 months following the trauma. However, the associated symptoms of headaches, memory loss, and lack of ...