Question category: Neurology
A 72 year old with hypertension collapses. She is brought to A+E, her husband said she was complaining of a severe headache and had vomited just before she collapsed. On examination she has no verbal response and she is not opening her eyes to pain. She has a dense right hemiparesis and her right plantar reflex is upgoing. She begins to seize. What is the most likely diagnosis?