A patient comes to the OPD complaining of the worst headache of his life and sudden onset of massive epistaxis from left nostril. The bleeding stopped as abruptly as it staed for which she underwent nasal packing. There was no history of diabetes, hypeension, local trauma or surgery. Patient also complained of visual loss along with unbearable retro-orbital pain. CECT head along with DSA was ordered immediately. Which extraocular muscle is likely to get affected in the above condition?
IMAGE SHOWS Right internal carotid aery aneurysm arising from the clinoid or proximal ophthalmic segment (probably at the origin of the ophthalmic aery). 2nd IMAGE SHOWS An intra-aerial digital subtraction angiogram of the right internal carotid aery showing aneurysm of the ICA. Cavernous pa of internal carotid aery is most closely related to abducent nerve (cranial nerve 6th) supplying lateral rectus.
Superior oblique
Superior rectus
Medial rectus
Lateral rectus
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