Bowen-Conradi syndrome (BCS) is a lethal autosomal recessive ribosomal biogenesis disorder characterized by severe prenatal and postnatal growth retardation, microcephaly, a distinctive facial appearance, extreme psychomotor delay, hip and knee contractures and rockerbottom feet. The disease is MONDO_0008879 (Bowen-Conradi syndrome). Also known as: BWCNS, Bowen Hutterite Syndrome, Bowen Hutterite syndrome, Bowen Hutterite syndrome (formerly), Bowen Hutterite syndrome, formerly, Bowen syndrome, Hutterite type, Bowen-Conradi Hutterite syndrome.