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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.
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.
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 ...
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]
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 ...
There is not a specific test to detect malignant MS; it is often confused with acute disseminated encephalomyelitis. Malignant MS is diagnosed after clinical investigations. Doctors may access the symptoms and to rule out other disorders, a neurological exam is performed. Further diagnostics may include an analysis of the cerebrospinal fluid. [8]
Nearly 2.3 million people are estimated to be living with multiple sclerosis around the world, but when Montel Williams received his official diagnosis back in 1999, not much was known about the ...
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.