All issues > Volume 30(5); 1987

Original Article

J Korean Pediatr Soc. 1987;30(5):491-498. Published online May 31, 1987.

Clinical Survey of Congenital Malformation.

Seong Sook Jeon¹, Hyo Sin Kim¹, Yaung Sook Choi¹, Son Sang Seo¹

¹Department of Pediatrics, Il Sin Christan Hospital, Ptisan, Korea

Abstract

A clinical survey of congenital malformations was done on 36,689 infants bom at II Sin Christian Hospital between Jan. 1st 1981 and Dec. 31 1985. The results were as follows, 1) The incidence of congenital malformations in the 36,689 births was 2.7%, and the total number of malformations was 1,144 including multiple anomalies. 2) Among 18,915 male births, the incidence of malformations was 3.1%, and among 17,766 female births was 2.2%. 3) The incidence of malformations in 557 stillbirths (11.1%) was higher than in livebirths (2.5%). 4) Among 570 neonatal deaths there was a higher incidence of malformations (24.4%) compared to that in survivors (2.2%). 5) There was a high incidence of congenital malformations in both low birth weight (6.7%) and premature infants (6.5%). 6) There was a higher incidence of malformation (4.9%) in multiple pregnancies compared to that in singleton pregnancies (2.6%). 7) When the maternal age was over 35 yr of age, the incidence of congenital malformations was 13.5%, but under 35 yr of age was only 2.6%. 8) The incidence of congenital malformations in 1,160 deliveries in which there was an abnormality of the placenta was 4.0% compared to 2.2% when there was no placental abnormality. 9) The most common system involved by congenital malformation was the gastrointestinal system (30.9%), followed by the musculoskeletal (.30.0%), urogenital (16.9%), cardiovascular (9.3%) and central nervous systems (8.0%).

Keywords :Congenital Malformation