Unknown A patient with previous spells of diplopia, ataxia, dysarthria, and dizziness becomes acutely comatose. The most likely cause is: A Basilar artery thrombosis B Subarachnoid hemorrhage C Carotid occlusion D Cerebellar hemorrhage 💡 Explanation A patient with previous spells of diplopia, ataxia, dysarthria, and dizziness becomes acutely comatose. The most likely cause is: ✓ Correct Answer: A. Basilar artery thrombosis