What is myasthenic syndrome?

Autoimmune disorder: Myasthenic sundrome is an autoimmune disorder characterized by muscle weakness of legs and arms.-result of an autoimmune reaction in which antibodies are formed in the neuromuscular junction.It is often associated with lung cancer or other autoimmune diseases such as thyroid or diabetes.

Myasthenia: Myasthenia is muscular weakness with repeated stimulation of the muscle. This is usually autoimmune in nature either primarily or related to a tumor.