Multiple Sclerosis.

Essay by J-DogCollege, UndergraduateA+, April 1996

download word file, 4 pages 4.2

Multiple sclerosis is one of the most misunderstood diseases of this

century. Since it's discovery, there is still no known causes, no proven

treatments, and no known cure, yet it affects possibly five hundred thousand

people in the United States alone. People need to learn more about this

disease so it can be brought to the attention of the nation.

Multiple Sclerosis is a disease of the central nervous system. It

destroys the fatty myelin sheath that insulates your nerve cells. Without

this insulation, nerve communication is disrupted. The body then makes this

worse by repairing it, and clogging the area with scar tissue. Signals going

from your brain and brain stem, such as muscle coordination signals or visual

sensation signals, are slowed greatly, or just blocked off. Thus, a person

afflicted with Multiple Sclerosis can suffer any number of symptoms.

Researchers are not sure yet as to the cause of Multiple Sclerosis.

There is a kind of deadlock among scientists and doctors whether it's

hereditary, viral, or a combination of the two, with the disease being

hereditary, but with a viral trigger, or just a simple chemical imbalance in

the immune system. One thing is certain, though. Some sort of defect in the

immune system causes white blood cells to attack and destroy the myelin

sheath.

There are five main types of Multiple Sclerosis. The first type is

Benign Multiple Sclerosis. It is the least severe, has little progression, and

takes up twenty percent of all cases. The second type is Benign Relapsing-

Remitting Multiple Sclerosis. It carries symptoms that fluctuate in severity,

mild disability, and it makes up thirty percent of the total. The third type

is Chronic Relapsing Multiple Sclerosis. It is characterized by disability

that increases with each attack, and it is the most common with...