Background:Hypertensionanddiabetesareindependentandmainriskfactorsofcerebralvascularlesion.Thesetwodiseasescaninteractandaggravatecerebralvascularlesionwhentheyexistto-gether.WecanknowlesioncharacteristicsandhemodynamicschangebytranscranialDoppler(TCD).Weexamed186hyperten-sionanddiabetescasesbyTCD,andcomparedtheirresult.Objective:ToinvestigatetranscranialDopplerevaluationfunctiontovesselfunctionofhypertensionanddiabetespatients.Unit:DepartmentofNeurologyofBeijingCoalGene…