Snyder-Robinson syndrome (SRS) is an X-linked intellectual disability syndrome, including also hypotonia, an unsteady gait, osteoporosis, kyphoscoliosis and facial asymmetry. Severe generalized psychomotor evolving to moderate to profound global intellectual disability is also observed. The disease is X-linked intellectual disability, Snyder type (Orphanet rare-disease nomenclature identifier Orphanet_3063). Also known as: Snyder-Robinson syndrome.