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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 ...
Headache; trouble with thinking, ... The severity of the initial symptoms is the strongest predictor of recovery time in adults. [13] ... In post-concussion syndrome, ...
The patient may experience some minor post-concussive symptoms (e.g. headaches, dizziness). 1–7 days – the injury is severe, and recovery may take weeks to months. The patient may be able to return to work, but may be less capable than before the injury. 1–2 weeks – the injury is very severe, and recovery is likely to take many months.
Most people fully recover from a concussion within 4 weeks. But the recovery time can vary. Up to about 1/3 of people experience persisting symptoms after concussion (PHAC) or persistent post concussion symptoms (PPAC), defined as symptoms that last more than 4 weeks.
In one study, higher average severity scores were associated with patients involved in litigation at the time the questionnaire was administered. [9] Studies using other neuropsychological assessments for post-concussion syndrome or general cognitive performance have also shown poor test-taker effort to affect the reported severity of symptoms ...
Post-concussion syndrome, a set of lasting symptoms experienced after mild TBI, can include physical, cognitive, emotional and behavioral problems such as headaches, dizziness, difficulty concentrating, and depression. [11] Multiple TBIs may have a cumulative effect. [149]
Short-term effects deal mostly with Post-concussion Syndrome, which has no clearly defined definition. A person with a single concussive incident typically has a strong recovery rate. The most common Post-concussion symptom is a persistent headache which usually disappears within 1–2 weeks. [14]
The relative risk of post-traumatic seizures increases with the severity of traumatic brain injury. [20] Pain, especially headache, is a common complication following a TBI. [1] Being unconscious and lying still for long periods can cause blood clots to form (deep venous thrombosis), which can cause pulmonary embolism. [21]