Cask-Related Disorders, also known as x-linked intellectual deficit, najm type, is related to intellectual developmental disorder with microcephaly and pontine and cerebellar hypoplasia and syndromic x-linked intellectual disability najm type. An important gene associated with Cask-Related Disorders is CASK (Calcium/Calmodulin Dependent Serine Protein Kinase). Affiliated tissues include pons and cerebellum.