Congenital Dislocation of the Patella

  • Definition
    • Patella lateral to hypoplastic femoral condyle
  • Examination
    • Tight quadriceps & iliotibial band
    • Infant – may require U/S or MRI for diagnosis
    • Child  – will have flexion contracture, external rotation & valgus
  • Treatment
    • lateral release, medial imbrication & quad lengthening