- Etiology: congenital
- Complications:
— Moya Moya syndrome
— O-C1, C1-C2 instability
— Peripheral lung cysts
— AV canal, ASD, VSD
— Duodenal atresia
— Annular pancreas
— Hirschprung disease
— Trident hands
Radiology Cases of Atlanto Axial Instability in Trisomy 21

Radiology Cases of Atlanto Occipital Instability in Trisomy 21

Radiology Cases of Duodenal Stenosis in Trisomy 21
