Table 4 Prenatal detection rates, stratified by birth defects groups in Monchegorsk in 2000–2007 (including terminations of pregnancies due to fetal anomaly)
Group of birth defect | Number of BD | Number of BD diagnosed before birth | Prenatal detection rate, % |
|---|---|---|---|
Congenital malformations of the nervous system | 25 | 17 | 68.0 |
Congenital malformations of eye, ear, face and neck | 3 | 0 | 0 |
Congenital malformations of the circulatory system | 12 | 7 | 58.3 |
Congenital malformations of the respiratory system | 3 | 0 | 0 |
Cleft lip and cleft palate | 3 | 2 | 66.7 |
Other congenital malformations of the digestive system | 4 | 0 | 0 |
Congenital malformations of genital organs | 21 | 0 | 0 |
Congenital malformations of the urinary system | 76 | 32 | 42.1 |
Congenital malformations and deformations of the musculoskeletal system | 47 | 5 | 10.6 |
Other congenital malformations, excluding multiple | 11 | 9 | 81.8 |
Chromosomal abnormalities | 4 | 1 | 25.0 |
Multiple congenital malformation, not classified | 23 | 8 | 34.8 |
All birth defects | 232 | 81 | 34.9 |