[Benign multiple sclerosis].

Multiple sclerosis is a demyelinating disease of the central nervous system affecting young adults and leading to significant disability over time. The disease subtype, which results in minimal disability over time, has been defined as benign multiple sclerosis. This review will discuss the various features of benign multiple sclerosis, including cognitive and motor criteria for defining the disability, the disease duration, magnetic resonance imaging characteristics, disease progression and criteria for treatment.