Ophthalmology Paralysis of 3rd, 4th, 6th nerves with involvement of Ophthalmic division of 5th nerve, localizes the lesion to- A Cavernous sinus B Apex of orbit C Brainstem D Base of skull 💡 Explanation Paralysis of 3rd, 4th, 6th nerves with involvement of Ophthalmic division of 5th nerve, localizes the lesion to- ✓ Correct Answer: A. Cavernous sinus