Primary Bone Tumors Essay

Primary bone tumors are relatively rare. Conditions that may simulate primary bone tumors, such as metastasis and non-neoplastic conditions such as inflammatory processes, bone cysts, fibrous dysplasia, non-ossifying fibroma, Paget’s disease of bone, etc., by far exceed the cases of true bone tumors. In comparison with other malignancies, primary malignant bone tumors are very rare.1
Metastatic bone tumors most frequently occur in patients older than 50 years and commonly originate from lung, gastrointestinal system, prostate, breast and liver. The most common sites of metastases are femur, pelvis, vertebrae, humerus and rib