(BMJ)—A man in his 50s w/ hx of HTN presented w/ L eyelid drooping and difficulty swallowing. The ptosis was absent on waking and worsened during the day. Exam: bilateral ptosis L>R; otherwise unremarkable exam. Ptosis resolved w/ application of an ice pack. What is the dx?
Oculopharyngeal muscular dystrophy
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Horner syndrome
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Levator aponeurosis dehiscence
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Myasthenia gravis
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Ischemic stroke
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