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What are some common symptoms of a traumatic brain injury?

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Quick Answer

Possible symptoms of a mild traumatic brain injury include headache, loss of consciousness and feeling dazed, and possible symptoms of a moderate to severe traumatic brain injury include convulsions, seizures and dilation of one of both pupils, according to Mayo Clinic.

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Full Answer

Symptoms of a traumatic brain injury vary widely depending on the specific injury, notes Mayo Clinic. Other possible symptoms of a mild traumatic brain injury include nausea, vomiting, fatigue and drowsiness. A traumatic brain injury may also cause sleeping problems or dizziness.

Symptoms of a moderate to severe brain injury may resemble symptoms of a mild injury, but the symptoms may be more persistent or extreme, states Mayo Clinic. Other symptoms may also occur. It is important to seek medical attention if a traumatic brain injury occurs.

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