Full 2L QBank
Ophthalmology Diseases of orbit, Lids and lacrimal apparatus 655f07b3

Paralysisof 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
High-Yield Explanation
Ipsilateral ophthalmoplegia causing diplopia occur due to 3rd, 4th & 6th cranial nerves. 6th nerve passes through cavernous sinus and others are related to the lateral wall of cavernous sinuses. Ref :ak khurana 6th edition pg no 410 REF IMG

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