Correlation study of CYP2C19 gene polymorphism and clopidogrel resistance in Han Chinese patients with cerebral infarction in Guizhou region.

This study conducts a correlation exploration of CYP2C19 gene polymorphism and clopidogrel resistance in Han Chinese patients with cerebral infarction in Guizhou Region.A total of 270 Han Chinese patients with cerebral infarction, who were hospitalized in our hospital from January 2016 to January 2018, are selected. These patients were divided into 2 groups, clopidogrel resistance group (n = 60) and clopidogrel sensitive group (n = 210).