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Normally two different kind of lesions appear on a normal MRI: T2-hypertense lesions and T1-hypointense. The first one are demyelinating lesions and appear brighter than the surroundings in T2-MRI. The T1-hypointense are areas less dense than the surrounding NAW, and appear black on T1-MRI. They are mainly axonal degeneration areas.
Bladder problems (See also urinary system and urination) appear in 70–80% of people with multiple sclerosis (MS) and they have an important effect both on hygiene habits and social activity. [51] [52] Bladder problems are usually related with high levels of disability and pyramidal signs in lower limbs. [53]
It is not known what causes MS. Several problems appear together with the white matter lesions, like cortical lesions and normal-appearing tissues. Several theories have been proposed to explain it. Some areas that appear normal under normal MRI look abnormal under special MRI, like magnetisation transfer MTR-MRI.
According to the National Multiple Sclerosis Society, most people are diagnosed with MS between the ages of 20 and 50. However, it can occur in younger people, too. However, it can occur in ...
Multiple sclerosis (MS) is a disease of the central nervous system that can cause a range of symptoms. Some people have more mild symptoms while the disease is completely disabling in others.
The nerve lesions in these people show dissemination in space with an otherwise normal neurological examination and without historical accounts of typical MS symptoms. [1] MRI findings that are consistent with multiple sclerosis have been observed in healthy people who underwent MRI scanning, and 50% go on to develop symptomatic MS, sometimes ...
Jamie Lynn Sigler Paul Archuleta/Getty Images Jamie-Lynn Sigler is sharing more details about the onset of her multiple sclerosis symptoms. During the Tuesday, May 7, episode of her and Christina ...
The French neurologist Jean-Martin Charcot (1825–1893) was the first person to recognize multiple sclerosis as a distinct disease in 1868. [215] Summarizing previous reports and adding his own clinical and pathological observations, Charcot called the disease sclerose en plaques.
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