Primary prevention

In patients at risk of subarachnoid haemorrhage (SAH) (i.e., those with genetic connective tissue disorders or other systemic disorders associated with aneurysm formation, or with first-degree relatives with a history of SAH) treat hypertension and offer advice on smoking cessation according to national guidelines as these are the most important modifiable risk factors.[8][39]​​ NICE: tobacco - preventing uptake, promoting quitting and treating dependence Opens in new window

Secondary prevention

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