May Be Caused by

Bone cyst

Bone infarct

Chondromyxoid fibroma

Chondrosarcoma

Enchondroma

Ewing sarcoma

Fibrosarcoma

Fibrous cortical defect

Fibrous dysplasia

Hemangioma

Lipoma

Lymphangioma

Lymphoma

Malignant fibrous histiocytoma

Metastasis

Multiple myeloma

Nonossifying fibroma

Osteomyelitis

Osteosarcoma

Periosteal chondroma

Periosteal fibroma

Plasmacytoma