From: Prevalence, prenatal screening and neonatal features in children with Down syndrome: a registry- based national study
Comorbidity of children with Down syndrom, n = 120
Congenital heart defects
5 % (n = 6)
Anomalies of the urinary system
0.8 % (n = 1)
Perinatal asphyxia
8 % (n = 10)
Trombocytopenia
Leukemia
Total
15 % (n = 19)