Growth retardation, intellectual developmental disorder, hypotonia, and hepatopathy (GRIDHH) is an autosomal recessive multisystem disorder characterized by intellectual disability, poor overall growth, hypotonia, and variable liver dysfunction. Additional features, such as seizures and hearing loss, may also be present (summary by Kopajtich et al., 2016). The disease is EFO_0009155 (growth retardation, intellectual developmental disorder, hypotonia, and hepatopathy). Also known as: GRIDHH.