55-Dr Ahmed Esawy imaging oral board MSK imaging part II include different cases for oral radiodiagnosis examination all over the world CT /MRI Plain X ray images osteoma osteochondroma osteosarcoma chondroma chondrosarcoma osteomyelitis fibrous cortical defect ossifing fibroma non-ossifing fibroma aneurysmal bone cyst brodie s abscess simple bone cyst chondromyxiod fibroma giant cell tumor chondroblastoma bone fracture achondroplasia ewing sarcoma lymphoma osteogenesis imperfecta osteopetrosis osteomalacia rickets