Intellectual Developmental Disorder, X-Linked, Syndromic, Cabezas Type, also known as cabezas syndrome, is related to syndromic x-linked intellectual disability cabezas type and hypogonadism, and has symptoms including tremor and gait ataxia. An important gene associated with Intellectual Developmental Disorder, X-Linked, Syndromic, Cabezas Type is CUL4B (Cullin 4B). Affiliated tissues include testes and skin, and related phenotypes are short neck and inguinal hernia