Doctor insights on:
Can You Lose Brain Cells From Hitting Your Head
I just hit my head pretty hard, but I was always told when you hit your head you lose a large amount of brain cells and I have been good grades lately?
Like most folks I have been there with a hard head knock. Getting out of a cab I hit my head when I pulled down the lid. Bled for hours but have survived well many years since.
Relax and keep going with your good grades. ...Read more
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 moreSee 1 more doctor answer
Variable: There have been studies of rhesus monkeys who have been hit in head with various forces, and you could google this (cute critters who should have been spared this). It may be less important whether one significant head injury occurs, vrs. Multiple head injuries, post-traumatic repetitive encephalopathy, such as in professional athletes. ...Read more
I hit my head all the time when I'm upset. Someone told me that it can kill brain cells. Is that true?
Not certain: What do you mean by all the time? How hard do you hit your head? Have you ever had symptoms such as headaches? There is a repetitive brain trauma syndrome but this belongs to boxers, not people who slap their foreheads 2-3 times a day. The brain is well encased and protected by a floating cushion - it should survive your assaults. But I guess my question for you is, "Why do it? " Be well! ...Read moreSee 1 more doctor answer
Could only sign of a brain injury in a 2 year old be crankiness? Hit his head on cement 3 days ago. Small bump on forehead gone. No other symptoms & he's getting molars. Didn't lose consciousness or cry. PERRLA.
Sounds normal: I wouldn't use "brain injury" as a descriptor (too loaded with worry)but a kid can be cranky for 1-2 wks after a simple fall. Toddlers can have the equivalent of a migraine come & go in the same time frame with this form of trauma, usually lasting <1hr at a time. If he didn't get knocked out I think the possibility of a significant issue approaches zero. ...Read moreSee 2 more doctor answers
Got about 1 1/2 hours till 48 hours after hitting my head should I still worry about brain bleeds pr anything else?
Hit on the head: No, 48 hrs after a hit to your head, you don't really need to worry about brain bleeds any more. Change in vision, nausea/vomiting, dizziness and worsening headache are all things to seek care for if they develop. However, any hit to the head raises concern for mild concussion which can linger. So, if you have any trouble with sleep, agitation, ongoing headache, fatigue, get some help. ...Read more
Cognitive: You can undergo a cognitive evaluation at a rehab center. ...Read more
No: Extensive epidemiologic studies have not demonstrated a statistically significant association between traumatic brain injury and brain tumors. At one time, meningiomas were thought to be associated with brain injury, but that has not been substantiated. Also, there have not been any experimental models that link the tbi and brain tumors. ...Read moreSee 2 more doctor answers
Can you get a serious brain injury from hitting the front of your head on a mirror and cracking it?
Can falling and hitting your head cause changes in the brain to develop an anxiety disorder or other mental health problems?
TBI: Traumatic Brain: Injury may cause depression, emotional regulation impairment, anxiety disorder, Posttraumatic Stress Disorder (PTSD). Neurological and psychiatric evaluations are important followed by appropriate observation and treatment. Symptoms: Headache, nausea/vomiting, fatigue/drowsiness, difficulty sleeping/sleeping more than usual, dizziness/loss of balance, possible loss of consciousness. ...Read more
I am 60 hours since hitting head, my pupils are still equal and react to light, can I rule out brain bleeding?
No: Loss of pupil reflex is a very late and very serious finding. Assuming a mild trauma (hit on counter etc) the likelihood of intracranial bleed is low. Many studies also have demonstrated that even with significant trauma, in the absence of neurological symptoms, bleed is unlikely. The only way to know for sure is ct. If you have any symptoms, see your doctor. ...Read more
Could hitting head 12 years ago result in unruptured, (but could rupture), brain aneurysm? Would I know by now if I have one if so?
Head trauma does not cause brain aneurysms, as these are congenital berry aneurysms or caused by uncontrolled chronic hypertension (Charcot-Bouchard).
Trauma can cause large extra cranial vascular dissections, but these are acute to subacute. Why do you worry about an aneurysm? Would a Concierge visit with evaluation help? ...Read more
My daughter started crawling about a month ago and she has been falling over or falling back and hitting her head should I worry about brain damage?
Can hitting your head cause brain aneurysm? Mild to severe head trauma with pain resolution after 4 minutes.
No, not possible.: No, trauma to the head cannot cause an aneurysm. But I want to make sure we are using the terms in a similar fashion. An aneurysm is an unstable blood vessel, a bleed in the brain is a different process. A hard enough trauma could cause bleeding in the brain or it could (rarely) cause rupture of an existing aneurysm. ...Read more
How long after hitting your head would you notice signs of bleeding in brain? Hit head on corner of concrete wall 7 hrs ago. Have a headache.
Variable: This depends on the size and location of the "bleed." something large or in more eloquent areas would probably be noticeable sooner than a small one in not-as-important areas. Very small one might not be noticed at all. In severe cases, you could lose consciousness. Also, if a hemorrhage grows, it could become more noticeable. Somethings can progress over minutes/hours, while others can take days. ...Read moreSee 1 more doctor answer
I had a brain MRI without contrast after hitting my head that was "normal". Would it have shown increased pressure or bleeding without contrast?
CT w/o contrast: MRIs ate great but not the gold standard for strokes or bleeding. A CT w/o contrast is usually what is used to determine if you are bleeding in your brain. In any event Imagining is only a small part of the puzzle, your history plus how you hit your head and your current symptoms plus vital signs all need to be looked at together. IF Recurring symptoms or worsening get to ED/ urgent car ...Read moreSee 1 more doctor answer
Could a 2 month old forcefully hitting her head into my head while I burp her cause a concussion or brain damage to her?
Very Unlikely: This is very unlikely. If you have any concerns that a 2 month old baby could have a concussion or brain damage (difficulty staying awake, excessive irritability, swelling/bruising on the head or face, abnormal body movements, etc.), it is very important that you have the baby evaluated in person. ...Read more
I'm scared of brain damage after hitting head. Only symptom is mild headache doctor will just tell me to rest I'll be good im so scared I'll drop dead?
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