Objective： To explore the clinical application of uhrasonography in prenatal screening and diagnosis of fetal malforma- tion. Methods ： 20 N 24 weeks pregnant women who participated in prenatal screening of pregnancy voluntarily were collected, and the con- ventional color Doppler ultrasound examination were conducted in accordance with the requirements of prenatal screening of Beijing city, and the birth results were followed up. Results： Prenatal screening were conducted in 3 107 cases , 57 cases of fetal malformations were found, 13 cases of misdiagnosis. Ultrasound diagnosis of 57 cases including that 5 cases of multiple malformations, 11 cases of cleft lip and palate, 3 cases of chest deformity, 6 cases of cardiac malformations, 3 cases of skeletal abnormality , 7 cases of urinary system abnormality, 5 cases of brain abnormality, 7 cases of digestive abnormality, 4 cases of umbilical vascular abnormality, 2 cases of growth abnormality , 1 case of fetal sacrococcygeal tumor. Conclusion： The majority of fetal congenital malformations can be detected by ultrasound, some deformity that physiological or anatomic variations can continue pregnancy and delivery.
Maternal and Child Health Care of China
Ultrasonography in prenatal screening