6. Epidemiology and prevention of cerebrovascular diseases

From greek.doctor
  • 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