英文版
ACAS:Endarterectomyforasymptomaticcarotidarterystenosis.
OBJECTIVETodeterminewhethertheadditionofcarotidendarterectomytoaggressivemedicalmanagementcanreducetheincidenceofcerebralinfarctioninpatientswithasymptomaticcarotidarterystenosis.DESIGNProspective,randomized,multicentertrial.SETTINGThirty-nineclinicalsitesacrosstheUnitedStatesandCanada.PATIENTSBetweenDecemberandDecember,atotalofpatientswithasymptomaticcarotidarterystenosisof60%orgreaterreductionindiameterwererandomized;follow-updataareavailableon.Atbaseline,recognizedriskfactorsforstrokeweresimilarbetweenthetwotreatmentgroups.INTERVENTIONSDailyaspirinadministrationandmedicalriskfactormanagementforallpatients;carotidendarterectomyforpatientsrandomizedtoreceivesurgery.MAINOUTCOMEMEASURESInitially,transientischemicattackorcerebralinfarctionoccurringinthedistributionofthestudyarteryandanytransientischemicattack,stroke,ordeathoccurringintheperioperativeperiod.InMarch,theprimaryout专业治疗脸上白癜风医院白癜风治疗去哪里