Case Age Gestational age(weeks) Clinical History ultrasonic Karyotype and CNV results
1 33 25 n Fetal renal enlargement with parenchymal echo enhancement (consider polycystic kidney in infants) N
2 25 24 n The fetus had abnormal kidney development and oligohydramnios N
3 29 12 3/7 Two pregnancies with unexplained abdominal wall defects Early intrauterine pregnancy, embryo suspension N
4 29 23 4/7 History of early spontaneous abortion (10 weeks) Abnormal development of thoracic vertebrae, cleft lip and palate deformity, congenital abnormal development of heart: Tetralogy of Fallot, single umbilical artery N
5 28 17 3/7 n A small amount of tricuspid regurgitation, short development of limbs, slightly narrow chest, polydactyly and polydactyly deformity N
6 27 25 4/7 n Frontal bone parietal bone is small and the fontanelle increases, the chest cavity is slightly narrow, the fetal intestinal echo is enhanced, the long bone is slightly narrow N
7 25 14 n Cardiac dysplasia, four limb bone dysplasia, left single umbilical artery N
8 33 23 A history of embryo suspension Fetal development is small, less amniotic fluid, intrauterine stillbirth N
9 33 9 n Early intrauterine pregnancy, embryo suspension N
10 32 8 Two unexplained miscarriages Early intrauterine pregnancy, embryo suspension N
11 28 9 n Early intrauterine pregnancy, embryo suspension N
12 34 9 n Early intrauterine pregnancy, embryo suspension N
13 30 11 4/7 Two early miscarriages Early intrauterine pregnancy, embryo suspension N
14 30 8 4/7 n Early intrauterine pregnancy, embryo suspension N