Who can develop myasthenia gravis?

Women>men. Before the age of 40 mg is 3x more common in women, but at older ages both sexes are equally affected. Familial cases are rare. Congenital mg in children are rarely encountered. Their mothers are asymptomatic, and the condition is often familial. Limb weakness is present but eye movement weakness is the dominant sign. There are also neonatal forms characterized by weak suck, and juvenile forms.
Myasthenia gravis. Anyone can develop myasthenia gravis but it is an autoimmune disease so the prevalence varies although it is higher in a genetic pattern.