下肢静脉功能不全主讲人:王徐红发病率•在西方人群中,下肢静脉曲张发病率>20%(21
4%),其中5%(3
6%)有静脉水肿、皮肤改变或静脉性溃疡
•SanDiego流行病学研究估计:美国40-80周岁的1100万男性和2200女性患有下肢静脉曲张,>200万成人伴有皮肤改变和色素沉着的严重的慢性静脉性疾病(chronicvenousdisease,CVD)
发病率•活动性静脉性溃疡发生率高达0
4%人群伴有愈合性溃疡
•在美国,每年都新增有20,556人被诊断为静脉性溃疡
Prevalence•IntheadultWesternpopulation,theprevalenceofvaricoseveinsis20%(range,21
4%),andabout5%(range,3
6%)havevenousedema,skinchangesorvenousulcerations
•OnthebasisofestimatesoftheSanDiegoepidemiologicstudy,morethan11millionmenand22millionwomenbetweentheagesof40and80yearsintheUnitedStateshavevaricoseveins,and2millionadultshaveadvancedCVD,withskinchangesorulcers
•Activevenousulcersarepresentinupto0
5%,andbetween0
6%and1
4%havehealedulcers
•IntheUnitedStateseachyear,atleast20,556patientsreceiveanewdiagnosisofvenousulcers