ADGRG1 and Ataxia-intellectual disability-oculomotor apraxia-cerebellar cysts syndrome: Global cerebellar dysplasia has been reported in a few posterior fossa malformations including Chudley-McCullough syndrome [29], α-dystroglycanopathies [30], GPR56-related polymicrogyria [31], and Poretti-Boltshauser syndrome due to LAMA1 mutations [32, 33].