Myasthenia Gravis

Question 1

Def

Answer 1

Autoimmune neuromuscular disorder in which ACH receptors in the motor end plate of the muscle are damaged leading to failure of neuromuscular transmission

Question 2

Pathology

Answer 2

1- extraocular muscles weakness leads to ptosis and diplopia , weakness gets worsen with repeated contraction
2- respiratory muscles weakness lead to death
3- it is associated with thymic hyperplasia and it is improved by thymectomy