Signs and Symptoms of Brain Injury No two brains are exactly alike, and the signs and symptoms of a brain injury also vary. The effects may last a short time or be permanent. A mild head injury may not require treatment. Since the brain is located inside the skull, this is a sensitive area of the body which controls everything from motor functions, cognitive skills and much more. A concussion is an injury to the brain that causes the brain to actually stop ... sometimes concussion symptoms don’t show up right away after an injury. DO NOT drink alcohol within 48 hours of a serious head injury. ... Late signs of significant head injury and raised pressure within the brain and skull include a dilated pupil, high blood pressure, low pulse rate, and abnormal breathing pattern. Signs and Symptoms to Look for After a Closed Head Injury If you or a loved one have been through a closed head injury, it is important to closely monitor the injured party and keep track of all symptoms so that the patient can get the medical care he or she needs. Some common causes of head injuries are falls, motor vehicle accidents, violence, and sports injuries. In the next few hours and days after a possible head injury, keep an eye out for other abnormal physical symptoms, including headaches, loss of balance, and nausea. Signs and symptoms of brain damage can vary with the type of brain injury, the damaged area, and the extent of the damage. There are certain signs of brain injury that will help you understand what your condition might be. Answered by Dr. Eric Weisman: Subdural hematoma: and seizures may take longer to present. They often occur as a result of changes in the brain or small collections of fluid or blood inside the skull. Moderate head injury — There is a more obvious injury to the outside of the head, and the person may have lost consciousness briefly. That is why it is so critical to recognize any signs and symptoms of a head injury after a fall so you can get medical attention right away. The signs and symptom information on this page attempts to provide a list of some possible signs and symptoms of Traumatic Brain Injury. See Getting Better, for tips to help aid your recovery after a concussion. The following information is a guide to the signs and symptoms you should be aware of after a bang to the head occurs. Concussion Head Injury Symptoms may include: Unconsciousness; Loss of memory; Disorientation; Headaches; Drowsiness; Visual distortion ; Those neurological signs outlined above should be considered seriously due to the nature of long-term permanent effects and in some cases life threatening. Moderate to severe traumatic brain injury (TBI) or intracranial injury often includes signs and symptoms of mild traumatic brain injury (TBI) or intracranial injury and some other symptoms, which will appear later. Symptoms of moderate and severe traumatic brain injury are similar to those of mild traumatic brain injury, but more serious and longer-lasting. If you are unconscious or struggling to breathe, you will need basic life-support systems. If any of the following symptoms occur, please consult emergency medical advice immediately. A closed injury does not break through the skull. When a head injury occurs, loss of brain function can occur even without visible damage to the head. Call 911 if you are with someone who has a severe head injury. Effects can appear immediately after the injury or develop later. One of the problems with a head injury is that while you may notice a lump, bruise, or cut, if the person is awake and speaking, it’s hard to spot the Signs and Symptoms of a Head Injury. ¾ Signs and Symptoms: Possible disease, illness, or injury which has been seen If your doctor suspects anoxia or is concerned about a possible brain injury, they may also order an MRI, CT Scan, or EEG. A serious head injury that involves bleeding or brain damage must be treated in a hospital. Early on, problems may be overlooked by the person with the concussion, family members, or doctors. Despite the difference in the type of injury, signs and symptoms of an acquired brain injury are strikingly similar to those of a traumatic brain injury. A persistent (mild or severe) headache. Other symptoms can include memory loss (amnesia), headache, dizziness, drowsiness, nausea and vomiting, confusion, a bruise-like discoloration around the eyes or behind the ear, or a clear fluid oozing from the nose. 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