patellar dislocation

• most common in young girls
  • (genu valgum, patella alta, quad mm deficiency more in girls)

• LATERAL dislocation
• spontaneous reduction
• recurrent dislocation

• fracture associated in 5-10%
• MRI: bone bruise of lateral femur and medial patella

© 2002, C.E. Kahn, Jr.
2002-04-18