Anatomy – MCQ 58 – Paralysis of 3, 4, 5, 6 cranial nerves

Paralysis of 3rd, 4th and 6th cranial nerves with involvement of ophthalmic division of trigeminal, localizes the lesion to:
A. Cavernous sinus
B. Apex of orbit
C. Brainstem
D. Base of skull

Correct answer : A. Cavernous sinus

3,4,5 cranial nerves pass in relation to the lateral wall of cavernous sinus. 6th cranial nerve passes through the cavernous sinus.

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