The symptoms tend to get worse during a woman's period, emotional stress, prolonged exposure to sunlight or cold, or infections. If lung muscles are weakened, breathing may be difficult. Proof that a person has the disease is a rapid improvement within seconds of a specific drug injection. Special electrical studies of the muscles may also be used for diagnosis. Therapy with drugs will counteract symptoms, but they often lose their benefits over time.
Some people develop tumors in the thymus gland.
Removal of the thymus may help the disease. An important part of treatment is teaching the person how to cope. This includes being alert for an approaching crisis, careful timing of drugs, and making the most of energy peaks. All rights reserved. Information in this document is subject to change without notice.