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A concussion is a mild traumatic brain injury that affects brain function. Effects are often short term and can include headaches and trouble with concentration, memory, balance, mood and sleep. Concussions usually are caused by an impact to the head or body that is associated with a change in brain function.
To diagnose a concussion, your healthcare professional evaluates your symptoms and reviews your medical history. You may need tests that help diagnose a concussion. Tests may include a neurological exam, cognitive testing and imaging tests.
The signs and symptoms of a concussion can be subtle and may not show up immediately. Most symptoms resolve in a few days, but sometimes symptoms can persist for weeks or even longer. Common symptoms after a concussive traumatic brain injury are headache, loss of memory (amnesia), and confusion.
The term concussion refers to a mild traumatic brain injury that can be sports related and can interfere with the way the brain works for a short period of time. Symptoms of a concussion may include: Headache or a feeling of pressure in the head.
Find out what to do when symptoms such as headache, fatigue and dizziness last longer than expected after an injury causes a concussion.
Traumatic brain injury can have wide-ranging physical and psychological effects. Some signs or symptoms may appear immediately after the traumatic event, while others may appear days or weeks later.
And even if you feel fine, ask someone to watch you. Memory loss after a blow to your head can make you forget about the blow. Someone you tell might be more likely to recognize the warning signs and get you medical attention.
Symptoms. Symptoms of whiplash most often start within days of the injury. They may include: Neck pain and stiffness. Pain that gets worse with neck movement.
Also seek emergency attention if your child has the following symptoms after a head injury, which could signal a concussion: A headache that is getting worse. Trouble with balance. Vomiting. Blood or clear fluid coming from the nose or ears. Memory loss or confusion. Mood changes, such as being irritable.
Not all head trauma causes a concussion, and a concussion can happen without head trauma. Concussion screening tools measure physical skills such as balance. They also measure mental skills such as memory, concentration, attention, and how quickly you can think and solve problems.