Ptosis associated with weakness of orbicularis oculi is most likely due to which of the following conditions?

Ptosis associated with weakness of orbicularis oculi is most likely due to which of the following conditions?

Ptosis associated with weakness of orbicularis oculi is likely to be due to myasthenia gravis or to an ocular myopathy. Myasthenia gravis is an autoimmune disorder that affects the neuromuscular junction, leading to muscle weakness, including the muscles controlling the eyelids.

Одобрено от Dr. Petya Stefanova

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