Concussion is the sudden but short-lived loss of mental function that occurs after a blow or other injury to the head. It is the most common but least serious type of brain injury.
The medical term for concussion is minor traumatic brain injury.
Symptoms of concussion include brief:
If a brain scan is carried out, concussion is only diagnosed if the scan is normalfor example, there is no bleeding or swelling of the brain.
Concussion should only be diagnosed by a health professional trained in assessing patients with head injury. They will be able to rule out serious brain injury that needs a brain scan or surgery.
You shouldvisit your nearest accident and emergency (A&E) department if you or someone in your care has a head injury and develops the following signs and symptoms:
Anyone drunk or high on recreational drugs shouldgo to A&E if they have a head injury asit's easy for others around them to miss the signs of a more severe injury.
Phone 999 for an ambulance immediately if the person:
Certain things make you more vulnerable to the effects of a head injury. Theseinclude:
There are things you can do at home to helprelieve concussion symptoms, including:
This is usually for 48 hours.
This is because the symptoms of concussion could alsobesymptoms of a more serious condition, such as:
While the medical term "minor traumatic brain injury" can sound serious, the actual extent of damage to the brain is usually minimal and does not cause long-term problems or complications.
There is evidence that repeated episodes of concussion could cause long-term problems with mental abilities and trigger dementia . This type of dementia is known as chronic traumatic encephalopathy (CTE) .
However, this seems to only be a significant risk for professional athletes who experience repeated episodes of severe concussion, such as boxers CTE is sometime nicknamed "boxer's brain".
Post-concussion syndrome (PCS)isa poorly understood condition where symptoms of concussion can last for weeks or months afterwards.
and tips on preventing concussion .
Concussion (minor traumatic brain injury) is the sudden but short-lived loss of mental function that occurs after a blow or other injury to the head.
Common symptoms of concussion include headache, nausea, loss of balance, memory loss and dizziness. Symptoms of concussion can be mild to severe.
Concussion occurs when a blow or impact to the head causes a sudden disruption to part of the brain known as the reticular activating system (RAS).
Concussion is often diagnosed in the accident and emergency (A&E) department, by a paramedic at the scene of an accident, or by another trained official.
If there are no signs or symptoms that suggest a more serious brain injury has taken place, most cases of concussion can be treated at home.
Post-concussion syndrome (PCS) is the term used to describe a collection of symptoms that can last for several weeks or months after the concussion.