Abbott blood test to evaluate mild concussions wins FDA clearance. ‘You don’t have to wait for a CT.’

Doctors soon will have a new way to evaluate patients with concussions: a rapid blood test made by Abbott Laboratories that has been cleared by the U.S. Food and Drug Administration. It’s an advancement that could eliminate the need for some patients to get costly CT scans and the radiation exposure that accompanies them. The test works by measuring proteins that can be present in the blood after a traumatic brain injury. It uses blood drawn from the arm and can be performed on a handheld device. It can produce results in 15 minutes, after plasma is extracted from the blood, which typically ta…

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