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7 Cards in this Set
- Front
- Back
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Types of bone destruction?
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Type I-Geographic
Type II-Motheaten Type III-Permeative |
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Subtypes of geographic destruction?
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Type A,B,C
A-Well defined, sclerosis B-Well defined, no sclerosis C-Ill-Defined |
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Type IA DDX
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Geographic, Well defined sclerotic
1. Bone Cyst 2. Brodie Abscess 3. Cartilage Lesions (Chondroblastoma, Chondromyxoid Fibroma, Enchondroma) 4.Fibroxanthoma (NOF, FCD) 5.Fibrous Dypslasia |
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Type IB DDX
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Geographic, well defined, no sclerosis.
1.Giant Cell 2.Bone Cyst 3.Cartilage lesions (Chonrdoblastoma, Chondromyxoid Fibroma, Enchondroma) 4. Fibrous Dysplasia 5. Myeloma, Mets |
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Type IC DDX
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Geographic, ill defined
1.Chondrosarcoma 2.Enchondroma (active) 3.MFH/Fibrosarcoma 4.GCT 5.Osteosarcoma 6.Mets/Myeloma |
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motheaten DDX
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1.Ewings
2.Round Cell Tumors 3.Malignant Fibrous 4.Histiocytoma, Fibrosarcoma 5.Osteomyelitis 6.Osteosarcoma 7.LCH 8.Mets/Myeloma |
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Permeative DDX
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1. Ewings
2. Round Cell Tumors 3. Malignant Fibrous Histiocytoma/Fibrosarcoma 4. Metabolic disorders 5. Acute Osteomyelitis 6. Osteosarcoma 7. LCH 8. Myeloma/Mets |
