Hemorrhagic Stroke

A 72-year-old woman on warfarin for atrial fibrillation develops acute onset severe occipital headache with ataxia and vertical gaze palsy. Non-contrast CT head is normal. What is the most appropriate next investigation to confirm the diagnosis of pontine hemorrhage?

A 58-year-old man with a 15-year history of hypertension presents with sudden-onset severe headache, vomiting, and left-sided weakness. CT head shows a hyperdense lesion in the right basal ganglia with intraventricular extension. What is the most common site of hypertensive intracerebral hemorrhage?

A 58-year-old man with a history of hypertension (BP 180/110 mmHg) presents to the emergency department with acute onset severe headache, neck stiffness, and vomiting. CT head (non-contrast) shows a 4 cm left basal ganglia hemorrhage with intraventricular extension and mild hydrocephalus. GCS is 13. What is the most appropriate immediate next step in management?

A 58-year-old man with hypertension presents with sudden-onset severe headache, neck stiffness, and photophobia. CT head shows subarachnoid hemorrhage with no aneurysm on angiography. What is the drug of choice to prevent vasospasm in this patient?

A 65-year-old woman with atrial fibrillation on warfarin (INR 8.5) presents with acute intracerebral hemorrhage. Which agent is the drug of choice for immediate reversal of her anticoagulation?