Cerebellar Ataxia, Impaired Intellectual Development, and Dysequilibrium Syndrome 4,也被称为Cerebellar Ataxia, Mental Retardation, and Dysequilibrium Syndrome 4,其症状包括共济失调、躯干不稳等。与Cerebellar Ataxia, Impaired Intellectual Development, and Dysequilibrium Syndrome 4有关的重要基因是ATP8A2(ATPase Phospholipid Transporting 8A2)。