obsolete_OSLAM syndrome true Orphanet:2760 Replaced with Mondo term. GARD:0004129 OSLAM syndrome OMIM:165660 osteosarcoma, limb anomalies, and erythroid macrocytosis with megaloblastic marrow osteosarcoma-limb anomalies-erythroid macrocytosis syndrome ICD10:C41.9 osteosarcoma, limb anomalies (clinodactyly, absence of digital ray in foot, bilateral radioulnar synostosis) and macrocytosis without anemia osteosarcoma, limb anomalies, and macrocytosis 3.41.0 UMLS:C1833792 http://purl.obolibrary.org/obo/MONDO_0008139 SCTID:733064004 MESH:C537138 OSLAM syndrome is characterised by the association of osteosarcoma, limb anomalies (clinodactyly with brachymesophalangy, bilateral radioulnar synostosis and absence of one digital ray of the foot) and red cell macrocytosis without anaemia.