Research Article
Clinical and Radiological Outcomes of Extracorporeal Shock Wave Therapy in Early-Stage Femoral Head Osteonecrosis
Figure 1
T1-weighted MRI image showing grade II ONFH of the left hip before ESWT (a). The lesion regressed to grade I at 2-year follow-up after ESWT (b).
| (a) |
| (b) |