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concussion, blood test

Blood Test May Someday Diagnose Concussion

concussion, blood testA small Canadian study reveals that concussions will one day be diagnosed through a blood test. Previously, the blood tests were not accurate enough since they looked at a single disease marker.

Key takeaways:

  • 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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