A 70 year old patient presents with dizziness and headache followed by left sided hemiparesis with right eye dilatation and ptosis. Most probable blood vessel damaged is:-: (A) Middle cerebral aery, (B) Anterior communicating aery, (C) Posterior cerebral aery, (D) Basilar aery
Answer is C. Ipsilateral 3 CN palsy present along with ptosis & C/L Hemiparesis s/o Weber syndrome Cause: Lesion in Midbrain due to occlusion of P1 PCA Hemiplegia can occur due to occlusion in: MCA P1 PCA Basilar aery ant spinal aery