Ophthalmology Diseases of orbit, Lids and lacrimal apparatus 7f52abec All of the following associated with extraocular muscles weakness except A Fisher syndrome B Myasthenia gravis C Eaton Lambe syndrome D Thyrotoxicosis High-Yield Explanation In thyrotoxicosis, there is fibrosis of muscle. I. E restrictive myopathy Refer khurana 6/e p 420