Perthé's disease
| avascular necrosis of the bony epiphysis of the femoral head | |
|---|---|
| Etiology | yeah idk |
| Epidemiology | M>F, age 3-12 (median 6) |
| Clinical presentation | Antalgic gait |
| Pathogenesis | collapse and deformity of the ball of the femur and sometimes the surface of the hip socket. |
| Diagnostic investigations | AP and frog leg XR pelvis |
| Management | ↑ risk OA in the future |