Superficial anterior muscles
Superficial anterior muscles


Myasthenia gravis

Treatment:

There is no known cure for myasthenia gravis. However, treatment may result in prolonged periods of remission.


Lifestyle adjustments may enable continuation of many activities. Activity should be planned to allow scheduled rest periods. An eye patch may be recommended if double vision is bothersome. Stress and excessive heat exposure should be avoided because they can worsen symptoms.


Some medications, such as neostigmine or pyridostigmine, improve the communication between the nerve and the muscle. Prednisone and other medications that suppress the immune response (such as azathioprine or cyclosporine) may be used if symptoms are severe and there is inadequate response to other medications.

Plasmapheresis, a technique in which blood plasma containing antibodies against the body is removed from the body and replaced with fluids (donated antibody-free plasma or other intravenous fluids), may reduce symptoms temporarily and is often used to optimize conditions before surgery.

Surgical removal of the thymus (thymectomy) may result in permanent remission or less need for medicines.

There are several medications that may make symptoms worse and should be avoided. Therefore, it is always important to check with your doctor about the safety of a medication before taking it.

Crisis situations, where muscle weakness involves the breathing muscles, may occur. These attacks seldom last longer than a few weeks. Hospitalization and assistance with breathing may be required during these attacks. Often plasmapheresis is used situations to help end the crisis.



Support Groups:
The stress of illness can often be helped by joining support groups where members share common experiences and problems. See myasthenia gravis - support group.

Expectations (prognosis):

There is no cure, but long-term remission is possible. There may be minimal restriction on activity in many cases. Patients that only have eye symptoms (ocular myasthenia gravis), may progress to have generalized myasthenia over time.

Pregnancy is possible for a woman with myasthenia gravis but should be closely supervised. The baby may be temporarily weak and require medications for a few weeks after birth but usually does not develop the disorder.



Complications:
  • Restrictions on lifestyle (possible)
  • Side effects of medications (See the specific medication.)
  • Complications of surgery
  • Myasthenic crisis (breathing difficulty), may be life threatening


Calling your health care provider:
Call your health care provider if symptoms suggesting myasthenia gravis occur.

Go to the emergency room or call the local emergency number (such as 911) breathing difficulty or swallowing problems occur.


Review Date: 7/26/2002
Reviewed By: Joseph V. Campellone, M.D., Division of Neurology, Cooper Hospital/University Medical Center, Camden, NJ. Review provided by VeriMed Healthcare Network.

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