Lambert-Eaton Myasthenic Syndrome (LEMS)
At a Glance Lambert-Eaton myasthenic syndrome (LEMS) is an autoimmune syndrome associated with malignancies, such as small cell lung-cancer, as well as other diseases, including Sjögren’s syndrome, vitiligo, and thyroid disease. The presenting symptoms are fatigue and muscle weakness, especially of the proximal leg, with weak or absent muscle reflexes. In addition, patients often complain…