Pediatric Chondromyxoid Fibroma

  • Etiology:
  • Imaging:
    — Location: Metaphysis, may extend to epiphysis and abut articular surface
    — Lytic or blastic: Lytic with sclerotic rim, often expansile
    — Matrix: Chondroid
    — Zone of transition: Narrow
    — Periosteal new bone or cortical destruction: None
    — Additionally:
  • DDX:
  • Complications:
  • Treatment: Surgical
  • Clinical:

Radiology Cases of Chondromyxoid Fibroma

Radiograph of chondromyxoid fibroma of tibia
AP (left) and oblique (right) radiographs of the knee show a metaphyseal lesion that is lytic and lobulated and expansile in appearance with a narrow zone of transition and no periosteal reaction.