Brian Injury Dementia

July 8, 2008 · Filed Under Medical Care of Alzheimer's disease  Bookmark and Share

Head injury occurs when an outside force hits the head hard enough to cause the brain to move violently within the skull. This force can cause shaking, twisting, bruising (contusion), or sudden change in the movement of the brain (concussion). In some cases, the skull can break. If the skull is not broken, the injury is a closed head injury. If the skull is broken, the injury is an open head injury.Alzheimer’s disease is characterized by the presence of distinct pathological changes in the brain: the plaques, which are extracellular deposits of amyloid-ß protein (Aß), and the tangles, which represent intracellular accumulations of abnormally phosphorylated tau protein. These pathological hallmarks have been a key focus of research into the cellular mechanisms that underlie the development of the disease. Since the late 1980’s I’ve had a major research interest in the link between head injury and the subsequent development of Alzheimer pathology in the brain.

Traumatic brain injury

Traumatic brain injury (TBI), traumatic injuries to the brain, also called intracranial injury, or simply head injury, occurs when physical trauma causes brain damage. TBI can result from a closed head injury or a penetrating head injury and is one of two subsets of acquired brain injury (ABI). The other subset is non-traumatic brain injury, or injuries that do not involve external mechanical force (e.g. stroke, meningitis, anoxia). Parts of the brain that can be damaged include the cerebral hemispheres, cerebellum, and brain stem.

Traumatic brain injury (TBI) is a major public health problem, especially among male adolescents and young adults ages 15 to 24, and among elderly people of both sexes 75 years and older. Children aged 5 and younger are also at high risk for TBI.

Brain Injury Medicine

Brain Injury Medicine: Principles and Practice is a comprehensive guide to all aspects of the management issues involved in caring for the person with brain injury - from early diagnosis and evaluation through the post-acute period and rehabilitation. It is the definitive core text needed by all practitioners in this area, including physiatrists, neurologists, psychologists, nurses, and other health care professionals.

Brain Injury and Mental Rretardation

This authoritative resource is ideal for those caring for patients with traumatic brain injury (TBI) and mental retardation (MR) syndromes. The text is structured in an easy to follow format: five chapters on brain injury syndromes, five chapters on mental retardation syndromes, four chapters devoted to other neuropathic conditions that are common to both, and six chapters that feature the drugs and how to use them.

Movement disorders as a result of TBI are rare but can occur. Parkinson’s disease may develop years after TBI as a result of damage to the basal ganglia. Symptoms of Parkinson’s disease include tremor or trembling, rigidity or stiffness, slow movement (bradykinesia), inability to move (akinesia), shuffling walk, and stooped posture.









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