Multiple Epiphyseal Dysplasia (MED)

Definition

  • Group of disorders with disturbance of enchondral ossification of epiphyses of tubular bones with preservation of vertebrae
  • Cf. Spondyloepiphyseal dysplasia (SED) is associated with changes in both the long bone epiphyses and spine
  • Orthopaedic Complications
    • Premature OA
    • Valgus intertrochanteric osteotomy of hip
    • Supracondylar osteotomy for knee
    • Arthroplasty of hip and knee