Stroke is a general term to refer to the cerebral infarction patients (due to cerebral embolism) and cerebral blood flow (caused by bleeding in the brain). Common diseases in the elderly. The main cause of the disease is caused by atherosclerosis and hypertension. Sometimes due to a blood clot from elsewhere cause cerebral artery embolization as in atrial thrombus, ventricular common in patients with cardiac arrhythmias (atrial fibrillation), myocardial infarction, heart failure, ... The heart valve disease prevention depends on the risk factors of each person.







