Is Concussion Acute or Chronic?

Mild-traumatic brain injury or concussion is caused by a blow to the head or body with evidence that these injuries result in acute and/or long-term neurological and neurodegenerative disorders such as chronic traumatic encephalopathy (CTE).

Is a concussion an acute injury?

Acute mild traumatic brain injury (concussion) in adults - UpToDate.

Is a concussion chronic?

Chronic traumatic encephalopathy (CTE) is a progressive brain condition that's thought to be caused by repeated blows to the head and repeated episodes of concussion. It's particularly associated with contact sports, such as boxing or American football. Most of the available studies are based on ex-athletes.