Choose the appropriate lettered structure in this angiogram of the cerebral vasculature and collateral circulations are discounted. Aneurysm of which artery causes a perichiasmal lesion that may cause nasal hemianopia?
(d) Nasal hemianopia is blindness in the nasal field of vision of the eye because of a perichiasmal lesion such as an aneurysm of the internal carotid artery.
A
B
C
D
Head & Neck