本文报道以新生儿脐血醋纤膜电泳法检测Hb—Bart’s含量调查百色市及田阳县a—地中海贫血的发生情况。发生率分别为16.4%,19.8％,表明此两地为国a—地贫的高发区。四种类型的发生率分别为4.9％,12％,0.78％及0.42％。以a—地_1特征类型为主。应用脐血电泳法调查a—地贫基因携带者,方法简便,在a—地贫高发区对优生育有重要指导作用。 This article reports neonatal umbilical cord blood vinegar membrane electrophoresis detection of Hb-Bart’s content survey of Baise City and Tianyang County a-thalassemia occurrence. The incidence rates were 16.4% and 19.8% respectively, indicating that these two areas are high incidence areas for a-thalassemia. The incidence of the four types was 4.9%, 12%, 0.78% and 0.42%, respectively. A - to _1 feature type based. Application of umbilical cord blood electrophoresis method to investigate a-thalassemia carriers, the method is simple, in a-thalassemia high prevalence of an important guiding role.