Objective: To study the changes of endothelin(ET) and nitric oxied(NO) in plasma of diabetes mellitus (DM), silent cerebral infarction in association with diabetes mellitus(DMSCI).

• 目的:探讨糖尿病并发无症状性脑梗死患者血浆内皮素(ET)、一氧化氮(NO)含量的变化及其意义。