[Juvenile myasthenia gravis in sub-Saharan Africa: a case study of two consanguine sisters born from consanguinity in Togo].

Myasthenia gravis is a rare acquired autoimmune pathology causing neuromuscular transmission impairment. Juvenile onset of myasthenia gravis is often characterized by ocular involvement. We report two cases of ocular juvenile myasthenia gravis (JMG) in two siblings.