Symptoms of multiple sclerosis. The destruction of the myelin sheath on the axon. Damaged myelin. World Multiple Sclerosis Day. Infographics. Vector illustration on isolated background
Demyelination process. Protective covering (myelin sheath) that surrounds nerve fibers is damaged due to demyelinating diseases like multiple sclerosis, optic neuritis, transverse myelitis. Due to myelin sheath damage, nerve impulses slow or stop.