demyelination

Secondary-Progressive Multiple Sclerosis Secondary-progressive MS begins with a relapsing-remitting course, followed by a later primary-progressive course. Part of: Multiple Sclerosis (MS) About…

Primary-Progressive Multiple Sclerosis Primary-progressive MS is characterized by a gradual physical decline with no noticeable remissions, although there may be temporary or…

Relapsing-Remitting Multiple Sclerosis The most common variant of multiple sclerosis, characterized by recurrent acute exacerbations followed by partial or complete recovery. Part…