From: Prenatal ultrasound findings and clinical outcomes of uniparental disomy: a retrospective study
Indications for invasive prenatal diagnosis | n (%) |
---|---|
Ultrasound abnormalities | 21 (61.8) |
Parental genetic disease | 3(8.8) |
High risk result from maternal serum screening | 2 (5.9) |
Parental abnormal karyotype | 2 (5.9) |
Advanced maternal age | 2 (5.9) |
Previous adverse pregnancies | 2 (5.9) |
Rh-negative blood | 2 (5.9) |
Total | 34 (100) |