Ophthalmology Most often the first sign of involvement of opposite side in cavernous sinus thrombosis is: A Paralysis of opposite lateral rectus muscle B Proptosis of the opposite side C Paralysis of opposite 3rd nerve D All of the above 💡 Explanation Most often the first sign of involvement of opposite side in cavernous sinus thrombosis is: ✓ Correct Answer: A. Paralysis of opposite lateral rectus muscle