Multiple sclerosis is a type IV hypersensitivity disease in which cytotoxic T cells attack the myelin sheath of neurons. a neurological disease due to the accumulation of immune complexes in nerves. a type II hypersensitivity to the myelin of neurons. the formation of antibodies against transplanted tissue. a genetic birth defect of the nervous system.

The type IV hypersensitivity that affects the central nervous system is multiple sclerosis. The immune system of the body attacks the myelinated neurons which in turn results in the failure of delivering messages from the brain to various body parts. The disease can generally result in the permanent damage of various neurons in the body. The T cells attack the myelin sheath of the neurons in the central nervous system.

Symptoms of Multiple Sclerosis

The symptoms are depended on how much the nerves were damaged already. Some common symptoms include

Loss of the ability to walk
Numbness in the limbs
The sensation of receiving an electric shock
Tremor
Various vision problems
Slurred speech
Fatigue
Uncontrolled sexual, bowel, and bladder functions

Treatment

Unfortunately, there is no treatment available for multiple sclerosis, and many patients often relapse and possibly develop a cycle of relapse and remission.

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