these include such rare mandibular tumors or tumor-like conditions as melanotic progonoma , intraosseous haematoma secondary to von willebrand 's disease , post-irradiation osteosarcoma , monostotic eosinophilic granuloma , aneurysmal bone cyst and osseous hemangiopericytoma .
C0152244
aneurysmal bone cyst
C0262950
osseous