Multiple sclerosis is more common in one gender.
=== Lesions ===The name multiple sclerosis refers to the scars (sclerae  better known as plaques or lesions) that form in the nervous system
 That differences in the HLA region are related to susceptibility has been known since the 1980s, and this same region has also been implicated in the development of other autoimmune diseases, such as diabetes type I and systemic lupus erythematosus

