Ophthalmology A 26 years old male with restriction of eye movements in all directions and moderate ptosis but with no diplopia or squint. Diagnosis is: A Thyroid ophthalmopathy B Chronic progressive external ophthalmoplegia C Myasthenia gravis D Multiple cranial nerve palsies 💡 Explanation A 26 years old male with restriction of eye movements in all directions and moderate ptosis but with no diplopia or squint. Diagnosis is: ✓ Correct Answer: B. Chronic progressive external ophthalmoplegia