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先天性心脏病简称先心病(congenital heart disease,CHD),是指胚胎发育时期(怀孕初期2~3个月内),由于心脏及大血管形成障碍,对心血管结构和功能产生的实际或潜在影响的一组先天畸形,是目前最常见的先天性畸形,也是引起婴幼儿死亡的首要原因。目前先天性心脏病在我国的发病率约为4‰~8‰,其中有60%不到1岁死亡,流产和死胎中则高达10‰[1],居出生缺陷之首,给家庭和社会
Congenital heart disease referred to as congenital heart disease (CHD), refers to the embryonic development (early pregnancy 2 to 3 months), due to cardiac and macrovascular dysfunction, cardiovascular structure and function of the actual or potential Affected a group of congenital malformations, is the most common congenital malformations, but also the leading cause of infant deaths. At present, the incidence of congenital heart disease in China is about 4 ‰ ~ 8 ‰, of which 60% are less than 1 year old, abortion and stillbirth as high as 10 ‰ [1], ranking first in birth defects to the family and society