View source for 6. Epidemiology and prevention of cerebrovascular diseases

* Stroke
** Ischaemic 80%
*** Thrombotic 50%
*** Embolic
** Haemorrhage 20%
*** Intracerebral
**** Hypertension
*** Subarachnoid
**** Aneurysms
**** Occurs at any age
**** Different epidemiology than other stroke types
** Symptoms
*** Sudden numbness or weakness
*** Sudden confusion, trouble speaking
*** Sudden blindness
*** Sudden trouble walking
*** Sudden severe headache
* Epidemiology
** 10% of ischaemic strokes -> death in 30 days
** 40% of haemorrhagic strokes -> death in 30 days
** Leading cause of long-term disability in US
** 3rd cause of death in US
* Risk factors
** Hypertension x2 risk
** Atherosclerosis
** Heart disease
*** 1/10 will develop stroke in 6 years
** Coagulation disorders
** Previous TIA, stroke, ami
** Diabetes
** Smoking x10 haemorrhagic stroke risk
** Alcohol
** Age
** Genetics

[[Category:Public health 5 - Detailed epidemiology]]