Multiple sclerosis (MS) is when the body's immune system reacts against the central nervous system (CNS), which includes the brain, spinal cord, and optic nerves.
Myasthenia gravis is an autoimmune disease that causes the muscles, especially in the eyes, mouth, throat, and limbs, to weaken after periods of activity.
Multiple endocrine neoplasia (MEN) is an inherited genetic multiple endocrine neoplasia that causes tumors to grow in several of the body’s hormone-producing, endocrine organs.