Synostosis is related to congenital radioulnar synostosis and humeroradial synostosis. An important gene associated with Synostosis is HOXA11 (Homeobox A11), and among its related pathways/superpathways are Signal Transduction and TGF-Beta Pathway. Affiliated tissues include bone and bone marrow, and related phenotypes are Increased human cytomegalovirus (HCMV) strain AD169 replication and limbs/digits/tail