- Diagnosis of concussion is difficult since it looks at symptoms such as dizziness, nausea, headaches and blurred vision.
- The new test for concussions evaluates more than a hundred markers that indicate disease.
- The test can therefore diagnose concussion with 90 percent accuracy for blood that is tested within 72 hours after a head injury.
The research team honed down 174 markers to 20 to 40 specific ones that could diagnose a concussion with more than 90 percent accuracy, Fraser said.
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