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Post-traumatic amnesia (PTA) is a state of confusion that occurs immediately following a traumatic brain injury (TBI) in which the injured person is disoriented and unable to remember events that occur after the injury. [1] The person may be unable to state their name, where they are, and what time it is. [1]
Physiological and psychological factors present before, during, and after the injury are all thought to be involved in the development of PCS. [13] [needs update] Some experts believe post-concussion symptoms are caused by structural damage to the brain or disruption of neurotransmitter systems, resulting from the impact that caused the concussion.
Traumatic brain injury (TBI, physical trauma to the brain) can cause a variety of complications, health effects that are not TBI themselves but that result from it. The risk of complications increases with the severity of the trauma; [1] however even mild traumatic brain injury can result in disabilities that interfere with social interactions, employment, and everyday living. [2]
The brain may show signs of concussion for months or years after the injury occurred, according to a Canadian study of college athletes. Lasting brain changes seen in college athletes after concussion
GH, a mother and a wife, had surgery in August 2002. When GH woke up after the surgery, she believed it was May 1989. [47] Due to her amnesia, GH experienced great difficulty in her social environment, being overwhelmed by relationships to others. [47] DH, a learning disabilities instructor and husband, sustained a closed head injury. He did ...
A concussion is a mild traumatic brain injury usually “caused by a bump, blow or jolt to the head or by a hit to the body that causes the head and brain to move rapidly back and forth ...
Damage to different areas of the brain can have varied effects on memory. The temporal lobes, on the sides of the brain, contain the hippocampus and amygdala, and therefore have a lot to do with memory transition and formation. Patients who have had injury to this area have experienced problems creating new long-term memories.
Postoperative cognitive dysfunction (POCD) is a decline in cognitive function (especially in memory and executive functions) that may last from 1–12 months after surgery, or longer. [1] In some cases, this disorder may persist for several years after major surgery. [2] POCD is distinct from emergence delirium. Its causes are under ...