The CNS consists of your brain, spinal cord, and theoptic nervesof your eyes.
The damage tomyelin, known asdemyelination, impairs nerve signaling between the CNS and the rest of the body.
Depending on where the demyelination occurs,symptomslike numbness, fatigue, weakness, and vision disturbances can arise.

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That said, there are features that are highly characteristic of the disease.
As an example,optic neuritisis a common first manifestation of MS in young adults.
Optic neuritis refers to inflammation of the nerve that transmits messages to your brain about what your eye sees.
Clinically isolated syndrome (CIS)refers to a person’s first episode of MS symptoms.
The symptoms of CIS last more than 24 hours and eventually go away, either partially or completely.
What’s tricky and somewhat confusing is that CIS is not technically MS.
In SPMS, symptoms slowly build up and worsen over time.
What Is Primary Progressive MS?
However, their symptoms are more severe, and the accumulation of their symptoms results in significant disability.
It’s important to understand that DMTs do not treat MS relapses or symptoms.
Prognosis
MS is not a fatal or terminal disease.
For young adults, a diagnosis may greatly impact the life and dreams they once imagined for themselves.
There is no cure for MS, even if it’s caught early.
There are disease-modifying medications that can help slow the course of the disease and reduce relapses.
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