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Demyelination refers to the loss or damage of the myelin sheath, a protective covering that surrounds nerve fibers in the central and peripheral nervous systems. This process disrupts the efficient transmission of electrical signals between neurons, leading to neurological symptoms and impairments. Conditions such as multiple sclerosis are characterized by demyelination, which can result in various physical and cognitive challenges.
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What does demyelination affect?
The myelin sheath that surrounds the nerve
Which condition is characterized by scattered patches of demyelination of nerve fibers of the brain?
Multiple sclerosis is a condition characterized by scattered patches of demyelination of nerve fibers in the brain and spinal cord. This demyelination disrupts the ability of nerve fibers to conduct electrical impulses, leading to various neurological symptoms.
What is Vasculitic process with resultant focal demyelination?
A vasculitic process is something that was going on in your body that caused inflammation of vessels. Focal demyelination is a small area of loss of the "insulating" fatty layer that covers the nerves.
What condition causes patchy demyelination in the brain and spinal cord?
Multiple Sclerosis.
Condition characterized by scattered patches of demyelination of nerve fibers of the brain and spinal cord?
multiple sclerosis
Which condition is characterized by scattered patches of demyelination of the nerve fibers of the brain and spinal cord?
multiple sclerosis
What is demyelination of tissue around the axons of CNS neuronscalled?
Demyelination of tissue around the axons of CNS neurons is called multiple sclerosis (MS). In MS, the immune system mistakenly attacks the myelin sheath, leading to disrupted communication between the brain and other parts of the body. This condition can result in a variety of neurological symptoms, including fatigue, motor impairment, and sensory disturbances. Demyelination can also occur in other conditions, but MS is the most well-known.
What happens with demyelination and denervation?
Demyelination is the loss of the protective covering (myelin sheath) around nerve fibers, which can lead to impaired nerve conduction. Denervation refers to the loss of nerve supply to a particular muscle or organ, which can result in muscle weakness or dysfunction. Both conditions can lead to a variety of neurological symptoms depending on the location and extent of the damage.
What does chronic ischemic demyelination mean?
The nerves cells and brain cells have isolating cells around themselves that are called myelin. Demyelination means reduction of the number or size of those cells. Chronic means that the reduction lasts a long time or is permanent. Ischemic means that it is caused by lack of oxygen, which is most often due to bad blood supply. The condition will reduce the effectiveness of the conduction of nerve impulses or even cause nerve cells to get damaged too.
What is nonspecific demyelination?
Nonspecific demyelination refers to the degeneration of the myelin sheath that surrounds and insulates nerve fibers, occurring without a clearly defined or identifiable cause. This condition can result from various factors, including autoimmune diseases, infections, or toxic exposures, leading to disrupted communication between nerve cells. Unlike specific demyelinating diseases, such as multiple sclerosis, nonspecific demyelination does not have a distinct pathological profile. It often presents with a range of neurological symptoms depending on the areas of the nervous system affected.
What does it mean to have minimal demyelination in the left centrum semiovale?
It means that there is a small amount of removal of the mylen sheath of the nerves in the white matter under the gray matter (which is the cortex of the brain). This part of the brain appears to be in semi-ovals and so the name.
Which condition is characterized by scattered patches of demyelination nerve fibers of the brain and spinal cord?
multiple sclerosis
