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Table 3 Structural abnormalities for T18 and T13 cohorts who nderwent detailed anomaly scans

From: The natural history of pregnancies with a diagnosis of Trisomy 18 or Trisomy 13; a retrospective case series

  Trisomy 18 (N = 17) Trisomy 13 (N = 6)
Cardiac   
Ventricular septal defect 11 1
Transposition of Great Arteries 1 0
Patent ductus arteriosus 0 1
Cerebral   
Holoprosencephaly 0 2
Cerebral ventriculomegaly 2 0
Microcephaly 1 1
Dandy Walker variant 1 1
Structural   
Cleft lip/palate 2 4
Talipes/rockerbottom feet 5 2
Clenched hands 5 1
Polydactyly 0 1
Low set ears 1 0
Short long bones 3 0
Overlapping fingers 0 1
Micrognathia 2 0
Ocular hypotelorism 1 1
Syndactyly 2 0
Gastrointestinal   
Small/absent stomach 3 1
Omphalocele 4 0
Umbilical herniation 1 0
Respiratory   
Pleural effusion 1 0
Diaphragmatic hernia 3 0
Renal   
Enlarged/cystic kidneys 1 3
  1. Structural abnormalities for T18 and T13 cohorts who underwent detailed anomaly scans.