You are here: Home » Tumors Revision » Malignant Bone Neoplasms: Differentiating Radiologic Features between Primary and Secondary lesions
| Feature | Primary | Secondary |
| Incidence | 30% | 70% |
| Expansion of bone | +++ | + |
| Joint involvement | --- | --- |
| Length of lesion | >6cm | 2-4cm |
| Periosteal response | +++ | +++ |
| Solitary lesion | +++ | + |
| Multiple lesions | + | +++ |
| Soft tissue mass | +++ | + |
Category: Tumors Revision



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