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

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