MeSH synonym : ulna and fibula absence of with severe limb deficiency; schinzel phocomelia syndrome; al awadi rass rothschild syndrome; ulna and fibula, absence of, with severe limb deficiency; Al-Awadi-Raas-Rothschild Syndrome; Limb-Pelvis Hypoplasia-Aplasia syndrome; Limb-Pelvis-Hypoplasia-Aplasia Syndrome;