| 1. | Approximately 40 % of all osteoblastomas are located in the spine.
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| 2. | The first route of treatment in Osteoblastoma is via medical means.
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| 3. | This variant is also more likely to recur after surgery than is conventional osteoblastoma.
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| 4. | However, an aggressive type of osteoblastoma has been recognized, making the relationship less clear.
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| 5. | The etiology of osteoblastoma is unknown.
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| 6. | Although necessary, radiation therapy ( or chemotherapy ) is controversial in the treatment of osteoblastoma.
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| 7. | Osteoblastoma of the long tubular bones is often diaphyseal, and fewer are located in the metaphysis.
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| 8. | In most patients, radiographic findings are not diagnostic of osteoblastoma; therefore, further imaging is warranted.
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| 9. | Osteoblastoma affects more males than it does females, with a ratio of 2-3 : 1 respectively.
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| 10. | The tumors usually involve the posterior elements, and 17 % of spinal osteoblastomas are found in the sacrum.
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