May Be Caused by

Aicardi syndrome

Amniotic band syndrome

Chiari III malformation

Chromosome syndrome

Congenital fibrosis extraocular muscles-plus

Currarino triad

Dandy-Walker syndrome

Dyssegmental dysplasia

Femoral hypoplasia-unusual facies syndrome

Fraser syndrome

Frontonasal dysplasia

Hadju-Cheney syndrome

Hirschsprung disease

Hydrolethalus syndrome

Joubert syndrome

Klippel-Feil syndrome

Knobloch syndrome

Lateral meningocele syndrome

Marfan syndrome

Meckel syndrome

MELAS syndrome

Morning glory syndrome

Neurofibromatosis

Oculo-encephalo-hepato-renal syndrome

Opitz trigonocephaly syndrome

Pseudo-Meckel syndrome

Roberts syndrome

Sakoda complex

Von Voss syndrome

Walker-Warburg syndrome

Warfarin embryopathy

XX-agonadism