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Traumatic dislocation of the hip in children
The Journal of Bone and Joint Surgery. British Volume
|August 1, 1981
Summary
Traumatic hip dislocation in children often involves soft-tissue interposition requiring surgery. While most hips appear normal clinically after treatment, radiographic changes like coxa magna are common.
Area of Science:
- Pediatric Orthopedics
- Trauma Surgery
- Hip Biomechanics
Background:
- Traumatic hip dislocation is a significant orthopedic injury in children.
- Understanding the long-term outcomes and complications is crucial for effective management.
- Previous studies have varied in their findings regarding sequelae.
Purpose of the Study:
- To review the outcomes of traumatic hip dislocations in children treated over a 17-year period.
- To identify common complications and their management.
- To assess the long-term radiographic changes and their correlation with clinical results.
Main Methods:
- Retrospective review of 33 children with traumatic hip dislocation treated between 1960 and 1977.
- Analysis of trauma mechanisms, complications, surgical interventions, and follow-up data.
- Clinical examination and radiographic assessment (including measurements for coxa magna) at an average of 10-year follow-up.
Main Results:
- Younger children experienced dislocations with less severe trauma compared to older children.
- Soft-tissue interposition was the most frequent complication, often necessitating posterior arthrotomy.
- Radiographic analysis revealed coxa magna (≥2 mm) in 47% of hips, unrelated to clinical outcomes.
Conclusions:
- Traumatic hip dislocation in children can lead to significant soft-tissue complications requiring surgical intervention.
- Despite good clinical results in most cases, long-term radiographic changes such as coxa magna are prevalent.
- The development of coxa magna does not appear to negatively impact the overall clinical outcome of the hip.