Neoplasia: Tumors of Bone

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4 Terms

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Osteosarcoma

• Malignant tumor of bone-forming tissue

• aka osteogenic sarcoma

• Mand 2x > Max

• M>F

• Diffuse swelling/pain/ toothache/mobility/ parasthesia

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What is the Primary site of Osteosarcoma

Long bones ~27yrs

Jaw bones ~37yrs

3
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Radiographic appearance of Osteosarcoma

–Sunburst pattern *

–Lucent to opaque

–Destructive

–Poorly defined

–May or may not involve adjacent soft tissue

–Asymmetric widening of PDL space

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Tx for Osteosarcoma

-Pre-op chemo

-Surgery

-Prognosis not good

-20% survive 5 yrs