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Post-concussion syndrome (PCS), also known as persisting symptoms after concussion, is a set of symptoms that may continue for weeks, months, or years after a concussion. PCS is medically classified as a mild traumatic brain injury (TBI).
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]
Gastrointestinal injuries may present after a delay of hours or even days. [3] Injury from blast overpressure is a pressure and time dependent function. By increasing the pressure or its duration, the severity of injury will also increase. [3] Extensive damage can also be inflicted upon the auditory system.
The brain may show signs of concussion for months or years after the injury occurred, according to a Canadian study of college athletes.
Concussion is a mild traumatic brain injury and its effects are usually short-term. Princess Royal: What happens when you return home after concussion Skip to main content
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.
A concussion is a mild traumatic brain injury usually “caused by a bump, blow or jolt to the head or by a hit to the body that causes the head and brain to move rapidly back and forth ...
The fencing response is an unnatural position of the arms following a concussion.Immediately after moderate forces have been applied to the brainstem, the forearms are held flexed or extended (typically into the air) for a period lasting up to several seconds after the impact.