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Also known as: SAH · aneurysmal subarachnoid haemorrhage · thunderclap headache
Bleeding into the subarachnoid space, usually from a ruptured berry aneurysm — a sudden 'thunderclap', worst-ever headache, often with neck stiffness, photophobia and reduced consciousness. A neurosurgical emergency.
Hypertension, smoking, heavy alcohol, a family history or polycystic kidney disease, and connective-tissue disorders.
Reduce vasospasm-related delayed ischaemia
Caution: Watch blood pressure (can cause hypotension).
Symptom control and rebleed prevention
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🚩 Report outdated / suggest update