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作者对1976年以来经过盲吸绒毛术后出生的274例小儿进行随访。随访儿身高体重与正常对照接近(P>0.05)。发现4例先天畸形。智力低下及先天畸形的发生未超过群体发生率。
The authors followed-up 274 infants born after blind villus surgery since 1976. The height and weight of follow-up children were close to those of normal controls (P> 0.05). Four cases of congenital malformations were found. Mental retardation and congenital malformations did not exceed the group incidence.