A method to establish antibody secreting B cell lines and simultaneously perform frequency analysis.
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Biomedical subjects
Publications and source records attributed to R Medaer.
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The relationship between cognitive impairment in multiple sclerosis and brain lesions seen on magnetic resonance imaging (MRI) was studied. Three groups of 11 patients with multiple sclerosis, matched for the variables of disability, duration of illness, age and sex, were included. On the basis of neuropsychological testing, the groups were seen to differ in their level of cognitive impairment. The first group showed no cognitive impairment, the second group a moderate, and the third group a serious cognitive impairment. These differences between the groups were reflected by MRI, which revealed more abnormalities in the groups with cognitive impairment compared with the group with normal cognitive function. However, by MRI it was not possible to distinguish between the groups with moderate and that with serious cognitive impairment.
10 patients with definite multiple sclerosis (MS), most of them with the chronic progressive type, were treated with lymphocytapheresis during one year. The DSS (Disability Status Scale) improved in 4 patients during the intensive phase of treatment, remained stable in 5 patients and deteriorated in one. The NSS (Neurological Status Scale) showed a stabilisation for the majority of the neurologic functions. Using the ISS (Incapacity Status Scale), an improvement was measured in 6 patients, a stabilisation in one and a deterioration in 3. Exacerbations could not be prevented by lymphocytapheresis.
46 patients with clinically definite multiple sclerosis were studied to compare intellectual function (Wechsler Adult Intelligence Scale) with other clinical expressions of the disease. Estimated premorbid I.Q. was compared to actual I.Q. 35% had I.Q. decrease of 0-14 points (clinically insignificant); 56% had mild to moderate I.Q. decrease of 15-29 points and 8% had more serious I.Q. decrease of 30 or more points. Decrease in I.Q. did not correlate with any other neurological deficit.
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A number of documents written before or shortly after the death of St. Lidwina of Schiedam (1380-1433) surprised us by their very accurate description of symptoms which for the most part correspond to the clinical criteria prevailing nowadays for the diagnosis of multiple sclerosis. These could be the oldest known documents, describing a case of multiple sclerosis.
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We demonstrate focal leptomeningeal enhancement along the chiasm on MRI in a 28-year-old man presenting with blurred vision and bitemporal visual field defects. The diagnosis of clinically definite multiple sclerosis was confirmed by laboratory investigations and brain MR findings.