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Femoral neck anteversion: values, development, measurement, common problems
G Gulan1, D Matovinović, B Nemec
1Clinic for Orthopaedic Surgery Lovran, Lovran, Croatia.
Collegium Antropologicum
|February 24, 2001
Summary
Femoral neck anteversion angle impacts hip stability and walking. Abnormal angles can cause childhood intoeing or adult osteoarthritis, requiring careful examination and observation.
Area of Science:
- Orthopedics
- Pediatric Orthopedics
- Biomechanical Engineering
Background:
- The femoral neck anteversion (FNA) angle is crucial for hip stability and normal gait.
- Abnormal FNA angles result from genetic, developmental, and mechanical factors.
- Deviations can lead to intoeing in children and hip/knee osteoarthritis in adults.
Purpose of the Study:
- To highlight the clinical significance of the femoral neck anteversion angle.
- To discuss the implications of abnormal FNA in pediatric and adult populations.
- To outline diagnostic and management considerations for FNA abnormalities.
Main Methods:
- Review of existing literature on femoral neck anteversion.
- Clinical examination protocols for assessing gait and hip alignment.
- Radiographic assessment of FNA angles.
- Surgical intervention criteria for severe cases.
Main Results:
- Abnormal FNA is linked to varied clinical presentations, from mild intoeing to severe osteoarthritis.
- Early childhood issues may cause parental concern despite minor functional impact.
- Delayed surgical intervention (derotational osteotomy) is indicated for severe functional disability.
Conclusions:
- Accurate diagnosis and careful observation are key in managing children with abnormal FNA.
- While often benign in childhood, FNA abnormalities warrant monitoring due to potential long-term complications.
- Surgical correction should be considered for significant functional impairment, typically in later childhood.