* Neuroimaging cerebellar hypoplasia/atrophy, small brainstem, thin corpus callosum and cerebral calcifications * Molecular genetic testing for confirmation
Hoyeraal–Hreidarsson syndrome
Wallis–Zieff–Goldblatt syndrome
Bogart–Bacall syndrome
Renpenning's syndrome
Arakawa's syndrome II
Young–Simpson syndrome
Michels Caskey syndrome
Havana syndrome