“…The skeletal tumours that have been identified are the following: osteoma, ameloblastoma, ossified fibroma, osteosarcoma, osteochondroma and chondrosarcoma 40,41,55,77,80 . Studies have shown malignant entities to be dominant among neoplasms in NARs, at approximately 80% of all diagnosed neoplasms (83.3% in Page-Karjian et al, 76% in Ramsay et al) 81,82 . As osteomas generally appear in long bones 79 and osteochondromas are defined by articular proximity, these two benign bone tumours are potential differential diagnoses for the lesion of the left fibula and fused vertebrae, respectively.…”