Enhancement of cerebellar foliaNonketotic hyperglycinemia [90]Cerebellar atrophyALG6-CDG [90]ALG8-CDG [90]PIGN-CDG [19]PMM2-CDG [90]Hereditary ceruloplasmin deficiency [64]Dentate nuclei hyperintensityCOG5-CDG [90]Dentate nuclei hypointensityHereditary hemochromatosis type 1 [65]. Here, PMM2 is linked to aceruloplasminemia.