Can concussion symptoms be delayed?

Yes, symptoms of a concussion can be delayed (although it’s fairly rare). Some patients don’t feel any negative effects from their concussion, or they might have a few symptoms that resolve (like headaches), followed by new symptoms (like overwhelm or anger).

How long can a concussion go unnoticed?

One may be able to see some symptoms, such as a temporary loss of consciousness, in the immediate time period after the primary injury. Further signs of concussion, such as nausea or dizziness, can begin to appear within minutes, or can be delayed, or go unnoticed, for hours or days after the causal injury.

How long after head injury can symptoms show up?

Share on Pinterest A head injury can lead to cognitive impairment. Signs and symptoms may appear at once, within 24 hours, or they may emerge days or weeks after the injury.

What happens if I ignore a concussion?

You might also experience headaches, vomiting, sleep difficulties, and brain fog. Even though your concussion may be mild, its effects can be serious. If you ignore the symptoms, your condition could get worse.

Can you get a delayed reaction to a concussion?

A: Since signs and symptoms of a concussion can be immediate or delayed onset of minutes to hours following injury. Due to this varied response time, the consensus is to not allow a player to return to practice or competition in the same day as a suspected concussive injury.

Do you still have symptoms three months after a concussion?

Usually, concussive symptoms such as headaches, dizziness, loss of balance and brain fog get better within a couple of weeks, though they can linger for up to three months. However, a good percentage of patients – up to 30 percent – experience post-concussive symptoms beyond that three-month time period.

How to identify symptoms of a concussion?

Magnetic resonance imaging (MRI) may be used to identify changes in your brain or to diagnose complications that may occur after a concussion. An MRI uses powerful magnets and radio waves to produce detailed images of your brain.

How long after concussion do symptoms appear?

Post-concussion syndrome is a complex disorder in which symptoms such as headaches and dizziness last for weeks and sometimes months after the injury. Post-concussion syndrome symptoms occur within the first 7 to 10 days and usually go away within three months, but can persist for a year or more.