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7 Cards in this Set

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