Orthofix

Tumor

Key Radiographic Findings
1-Cortical destruction, 2-Periostitis, 3-Zone of transition

  • Benign:
    1-No cortical destruction
    2-Benign periostitis: thick wavy, uniform or dense = low-grade chronic irritation
    3-Narrow zone of transition; can be traced with a pencil
  • Malignant:
    1-Cortical destruction
    2-Aggressive periostitis: lamellated (onion-skinned), amorphous, sunburst
    3- Wide zone of transition; imperceptible
  • Permeative lesions (multiple small holes): not easily categorized as benign vs malignant: multiple myeloma, primary lymphoma of bone, Ewing's sarcoma

See BoneTumor.org for Tumor info


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