Subchondral Stress Fracture of the Femoral Head
Conditions
Interventions
Observational group:None
Sponsors
National Clinical Research Center for Orthopedics, Sports Medicine & Rehabilitation/The People's Liberation Army General Hospital
Eligibility
Sex/Gender
All
Inclusion criteria
Inclusion criteria: 1. History of sustained high-intensity exercise or training; 2. Confirmed diagnosis of SSFFH with typical clinical and imaging findings (X-ray and MRI); 3. Femoral head cartilage collapse >2 mm; 4. Hip joint osteoarthritis classified according to the modified Tönnis grading as grade 0 or 1; 5. Absence of surgical contraindications.
Exclusion criteria
Exclusion criteria: 1. Severe joint deformity preventing restoration of the femoral head and acetabular congruity post-osteotomy; 2. Incomplete follow-up data; 3. Participants older than 45 years or with severe osteoarthritis; 4. Presence of neurological or systemic musculoskeletal diseases or severe hepatic, pulmonary, renal or other organ dysfunction; 5. Prior hip osteotomy.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Average preoperative pain duration (months);Restricted hip range of motion;Preoperative Tonnis Classification of Hip Osteoarthritis;Average surgery time (min) ;Intact ratio;Restoration of the collapsed area;Limb length;Progression of hip osteoarthritis;VAS score ;Harris Score ; | — |
Secondary
| Measure | Time frame |
|---|---|
| Preoperative limp;Rotating forward during surgery ;Intraoperative blood loss(ml) ;Rotating backward during surgery;Joint congruency;Postoperative limp; | — |
Countries
China
Contacts
Public ContactYong Li
The People's Liberation Army General Hospital
Outcome results
None listed