This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Neuroanatomy 1, Subject name: Anatomy
Regarding anterior choroidal aery syndrome, all are true except- 
Select and explain. 
A. hemiparesis, B. hemi sensory loss, C. predominant involvement of anterior limb of internal capsule, D. homonymous hemianopia
C: predominant involvement of anterior limb of internal capsule
Answer: C: predominant involvement of anterior limb of internal capsule 
Explanation: Anterior choroidal aery is a branch of internal carotid aery. It supplies posterior limb of internal capsule. Block leads to Anterior choroidal aery syndrome:- homonymous hemianopia sensory motor loss of contralateral upper limb, trunk and lower limb (face is spared as genu is supplied by direct branch of internal carotid aery) auditory problems Anterior limb of internal capsule supplied by- Recurrent branch of Heubner branch of anterior cerebral aery.