UNILATERAL proptosis with BILATERAL sixth nerve palsy: (A) cavernous sinus thrombosis, (B) thyroid ophthalmopathy, (C) Retinoblastoma, (D) Orbital psuedotumour
Answer is A. IN CAVERNOUS SINUS THROMBOSIS : Abduscent Nerve has high chance of being affected ref : ak khurana 7th ed