HealthDay by Amy Norton 9/30/2021
When people suffer a severe head injury, it’s hard to predict how they will fare in the long run. But a new study suggests that something fairly simple— measuring a protein in the blood— could help.
The protein, called neurofilament light (NfL), is a component of the nerve fibers brain cells use to transmit signals. Damage to those fibers (called axons) is known to foretell a higher risk of poor outcomes in people with serious brain trauma.