虽然有关小儿心脏的知识和检查技术不断地进展,但在过去的三十年中,对小儿心脏病的基本知识和基本诊断技术并无大的改变。因此准确地利用病史、体检、心电图和胸片,常可取得确切的诊断,值得临床的重视。病史关于婴幼儿心血管紊乱的病史必竟是很有限的。妊娠史虽极少有助于诊断,但母体在妊娠 Although the pediatric heart knowledge and examination techniques are constantly evolving, the basic knowledge and basic diagnostic techniques for pediatric heart disease have not changed significantly over the past three decades. Therefore, accurate use of medical history, physical examination, electrocardiogram and chest X-ray can often obtain the exact diagnosis, it is worth clinical attention. History of infants and young children with cardiovascular disease history will be very limited. Although pregnancy rarely contribute to the diagnosis, but the mother in pregnancy