Overview of the clinical aspects of the fetuses with clinically significant CNVs detected in the further-test study with normal karyotype.

AF: amniotic fluid; ASD: atrial septal defect; CT: cardio-thoracic; CV: chorionic villi; DORV: double outlet right ventricle; DS: Down syndrome screening; FB: fetal blood; FU: follow up; Gest: Gestation; Hb: haemoglobin; N: not DS +ve or not mentioned; NND: neonatal death; PA: pulmonary artery; PS: pulmonary stenosis; TOF: Tetralogy of Fallot; TOP: termination of pregnancy; USS: ultrasound: VSD: ventricular septal defect; w: weeks; Y:yes; +ve: positive.