Multiple Sclerosis (MS) Glossary

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Glossary - M

  • maculopapular rash - a rash that contains both macules, a discolored spot or area on the skin that is not elevated above the surface; and papules, a small, solid, usually inflammatory bump in the skin that does not contain pus
  • malaise - an indefinite feeling of debility or lack of health often indicative of, or accompanying the onset of an illness
  • manic reaction - excitement of psychotic nature manifested by mental and physical hyperactivity, disorganization of behavior and (extreme) elevation of mood
  • melena - the passage of dark tarry stools containing blood that has been subject to partial digestion; usually an indication of bleeding in the upper part of the digestive tract, especially the esophagus, stomach, and duodenum
  • meningitis - inflammation of the meninges (lining) of the brain and spinal cord
  • muscle atrophy - wasting or loss of muscle tissue resulting from disease or lack of use
  • myalagia - muscular pain or tenderness
  • mydriasis - excessive dilatation of the pupil of the eye usually in response to a decrease in light or certain drugs
  • myocardial infarct - destruction of heart tissue resulting from obstruction of the blood supply to the heart muscle
  • myopathy - disease of the muscle tissue not related to nerve function
  • myositis - inflammation of muscle tissue, usually with accompanying pain and swelling




Multiple Sclerosis

In identical twins where one twin develops the disease, the likelihood of the second twin developing Multiple Sclerosis is approx 30%.

Symptoms of Multiple Sclerosis

The symptoms of multiple sclerosis are varied and can occur suddenly, then disappear again just as quickly. There are no specific sets of symptoms applicable to any of the types of multiple sclerosis. Additionally, symptoms of multiple sclerosis tend to vary considerably from one person to another and also to be distant in time... Read More