MYASTHENIA GRAVIS Flashcards
What is Myasthenia Gravis?
An autoimmune neuromuscular disease characterized by depletion of acetylcholine receptor sites.
How does muscle weakness present in Myasthenia Gravis?
Muscle weakness worsens with activity and improves with rest.
What are the ocular symptoms of Myasthenia Gravis?
Diplopia (double vision) and ptosis (drooping eyelid).
What facial weaknesses are associated with Myasthenia Gravis?
Dysphasia, dysphonia, and difficulty chewing.
What laryngeal issues can occur in Myasthenia Gravis?
Dysarthria and aspiration risk.
What limb and gait issues are present in Myasthenia Gravis?
Unsteady walking.
What respiratory issues are associated with Myasthenia Gravis?
Diaphragm weakness causing respiratory distress.
What tests are used for diagnosing Myasthenia Gravis?
Tensilon Test, serum tests for acetylcholine antibodies, electromyography (EMG), and chest X-ray for thymus evaluation.
What is the Tensilon Test?
A test where improvement occurs after administration of endrophonium chloride.
What pharmacological treatments are used for Myasthenia Gravis?
Anticholinesterase (Mestinon, Prostigmin), immunosuppressives (Prednisone, Imuran), plasmapheresis, and thymectomy for severe cases.
What is a Myasthenia Crisis?
An under-dose requiring increased anticholinesterase.
What is a Cholinergic Crisis?
An overdose requiring decreased dosage.
What nursing management strategies are important for Myasthenia Gravis?
Administer medications on time, ensure proper nutrition and airway management, provide eye care, prevent infection, and ensure activity adjustments.
