ChondrosarcomaChondrosarcoma, MesenchymalChondromaBone NeoplasmsEnchondromatosisChordomaMyxosarcomaCartilageFemoral NeoplasmsSkull Base NeoplasmsGenetic VariationExostoses, Multiple HereditaryOsteosarcomaNeoplasms, Connective and Soft TissueRibsPelvic BonesChondroitinases and Chondroitin LyasesProteoglycansChondromatosis, SynovialOsteochondromaMaxillary Neoplasms