Fact-sheet: Chondromyxoid fibroma


Updated on 01/06/2020 at 2:47 PM

Note : 0/10

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Definition

Rare benign tumor, developing predominantly in the metaphysis of long bones (femur and tibia +++)

Typical age at diagnosis: 10-30 years

Radiography

Metaphyseal involvement with possible epiphyseal or diaphyseal extension

Eccentric osteolytic lesion with a sclerotic rim (Lodwick Ia)

Elongated shape with long axis parallel to the diaphysis

Polylobulated margins, occasionally with cortical expansion

Presence of bony septa

Calcifications may be present

MRI

Nonspecific heterogeneous signal

Management

Conservative surgery: curettage and bone grafting

Differential diagnosis

  • Chondroblastoma,
  • Bone myxoma,
  • Aneurysmal bone cyst,
  • Chondrosarcoma