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Doctor insights on: Can A Blow To The Head With No Loss Of Consciousness Have Any Brain Damage

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Can a blow to the head with no loss of consciousness have any brain damage ?

Can a blow to the head with no loss of consciousness have any brain damage ?

Not likely: The brain is well cushioned in a pool of fluid surrounded by a tough bony shell. A heat hit with no loss of consciousnes and a lack of the dazing (called by coaches ringing your bell), is unlikely to have any demonstrable effects. Of course i assume this is isolated and you are not having repeated blows to the head. This is why athletes wear helmets. ...Read more

Dr. Vasu Brown
313 doctors shared insights

Brain Damage (Definition)

Anything that disrupts tissue integrity can cause brain damage: lack of or reduced oxygen (stroke), viamin deficiency, pressure (hydrocephalus, or, bleeding or tumor inside the skull), blunt or penetrating trauma; infection; inflammation (immune system mediated or otherwise); toxins (alcohol, ecstasy, lead, mercury, arsenic, to name but a few); diseases (ms, diabetes, ...Read more


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Can a blow to the back of the neck followed by loss of consciousness, foaming at mouth, and eyes rolling into head cause brain damage?

Can a blow to the back of the neck followed by loss of consciousness, foaming at mouth, and eyes rolling into head cause brain damage?

Yes.: Sounds like you might have had a seizure. Please tell me that you went to the emergency department to be evaluated. You should be. You need a neurological exam and likely an MRI of both your neck (to rule out ligament injury) and brain. ...Read more

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Hit in the back of the head with a foam dodgeball 12 hours ago. No loss of consciousness. No severe headache. Brain damage likely?

Hit in the back of the head with a foam dodgeball 12 hours ago. No loss of consciousness. No severe headache. Brain damage likely?

Not likely: Healthy 22 yr usually has a pretty hard-head. It has been 12 hours and you don't really have any concerning symptoms and so significant brain injury is highly highly unlikely. If u were 72 it would be a different story because of a possibility of a very slow bleed. So, just be careful playing sports/protect your head, otherwise you are lucky this episode. Good luck. ...Read more

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Would a hit to the head cause brain cell loss/brain damage? If so, what degree of impact is required to lose the cells? I was swimming hit my head.

Would a hit to the head cause brain cell loss/brain damage? If so, what degree of impact is required to lose the cells? I was swimming hit my head.

See Below: You would need to have a structural lesions affecting the brain as a result of head trauma in order to loose brain cell functions. This is usually caused by a remarkable head impact and is associated with symptoms such as headache, nausea, vomiting, or altered mental status and require to be immediately evaluated. ...Read more

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Would brain damage caused by a blow to the head show up on an MRI?

Would brain damage caused by a blow to the head show up on an MRI?

Brain injuries & MRI: Some brain injuries show on MRI, like contusion, bleeding, etc. Not all injuries show on an MRI. Concussion may appear as no injury on MRI. ...Read more

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Can brain damage from a blow to the head that knocked me out not show up on an MRI. Headache vomiting dizzy forgetful angry times 5w MRI negative. ?

Can brain damage from a blow to the head that knocked me out  not show up on an MRI. Headache vomiting dizzy forgetful angry times 5w MRI negative. ?

Post-concussion : syndrome can cause the physical, mental & behavioral symptoms you describe after a mild brain injury that causes no visible or clinical signs of damage to intracranial structures. . PCS starts within a week-10 days after a concussion & can last up to a year. See http://www.mayoclinic.org/diseases-conditions/post-concussion-syndrome/basics/definition/con-20032705 ...Read more

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Is it actually true that blowing my nose in the morning or night will cause brain damage?

Unless: There is a communication between the nasal cavity and brain cavity this should not be a problem. Such communications are typically the result of prior trauma and are rare. ...Read more

Dr. Rajiva Goyal
1,185 doctors shared insights

Syncope (Definition)

Loss of consciousness and postural tone caused by diminished cerebral blood flow. Syncope may indicate a particular medical condition, however often it may occur in an otherwise healthy individual. It is a common problem, accounting for 3% ...Read more


Dr. Marc Bloom
210 doctors shared insights

Loss Of Consciousness (Definition)

Unconsciousness is a state of being unresponsive to stimuli, and unaware. People who faint are temporarily unconscious, and people in a coma are in a ...Read more