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A penetrating head injury, or open head injury, is a head injury in which the dura mater, the outer layer of the meninges, is breached. [1] Penetrating injury can be caused by high-velocity projectiles or objects of lower velocity such as knives, or bone fragments from a skull fracture that are driven into the brain.
A traumatic brain injury (TBI), also known as an intracranial injury, is an injury to the brain caused by an external force. TBI can be classified based on severity ranging from mild traumatic brain injury (mTBI/concussion) to severe traumatic brain injury. [ 5 ]
Head injuries include both injuries to the brain and those to other parts of the head, such as the scalp and skull.Head injuries can be closed or open. A closed (non-missile) head injury is where the dura mater remains intact.
Head trauma classifies as either open or closed head injury. In open head injury, the skull is punctured and the brain tissue is demolished. Closed head injury is more common, the skull is not punctured because there is an impact of the brain against the skull that creates permanent structural damage (subdural hematoma). With both types ...
Other common causes of chronic organic brain syndrome sometimes listed are the various types of dementia, which result from permanent brain damage due to strokes, [7] Alzheimer's disease, or other damaging causes which are irreversible. Amnestic pertains to amnesia and is the impairment in ability to learn or recall new information, or recall ...
Brain injury (BI) is the destruction or degeneration of brain cells. Brain injuries occur due to a wide range of internal and external factors. Brain injuries occur due to a wide range of internal and external factors.
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Typically, a psychological injury may involve posttraumatic stress disorder (PTSD), traumatic brain injury (TBI), a concussion, chronic pain, or a disorder that involves mood or emotions (such as depression, anxiety, fear, or phobia, and adjustment disorder). These disorders may manifest separately or in combination (co-morbidity).