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1.什么是出生缺陷?出生缺陷是指婴儿在出生前,在母亲的子宫内就发生的发育异常和存在的身体某些部位的缺陷。出生缺陷包括以下几种:一、体表形态异常。新生儿出生后在体表上肉眼可见的异常,易于诊断,如无脑畸形、唇裂和四肢畸形等。这类出生缺陷最常见。二、内脏形态异常。常在手术中或尸体解剖时发现的异常,如先天性心脏病、先天性消化道闭锁等。
1. What is a birth defect? Birth defect refers to the baby before birth, occurs in the mother’s womb dysplasia and the existence of some parts of the body defects. Birth defects include the following: First, the body surface abnormalities. Newborns on the body surface visible abnormalities after birth, easy to diagnose, such as anencephaly, cleft lip and limb deformities. Such birth defects are the most common. Second, abnormal visceral morphology. Often found during surgery or autopsy abnormalities, such as congenital heart disease, congenital gastrointestinal atresia.