摘要
Stroke is a major problem that threatens the health of mankind.In countries with lowlevel or mid-level income,stroke is an even more serious problem.1 In some countries,such as in China,stroke has become the leading cause of death.Indeed,stroke continues to disable people and destroy lives.However,the battle of fighting strokes has never stopped.Many have fought hard in the past.2 In 1543,Italian scholar Andreas Vaslius described the anatomy of cerebral circulation for the first time.That opened a window for people to explore the mystery of cerebral vasculature.