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Computerised tomography after posterior dislocation of the hip.
The Journal of Bone and Joint Surgery. British Volume
|August 1, 1987
Summary
Computerised tomography (CT) is valuable for diagnosing hip dislocations. CT scans effectively identify bone fragments and fractures, aiding in patient management after traumatic hip dislocation.
Area of Science:
- Orthopedic Surgery
- Radiology
- Trauma Care
Background:
- Traumatic hip dislocation is a significant orthopedic emergency.
- Accurate diagnosis of associated injuries is crucial for effective management.
- Conventional radiography may not always detect subtle intra-articular injuries.
Purpose of the Study:
- To evaluate the utility of early computerised tomography (CT) in patients with traumatic hip dislocation.
- To assess the diagnostic accuracy of CT in identifying intra-articular bone fragments and fractures.
- To determine the contribution of CT scanning to the overall management of traumatic hip dislocation.
Main Methods:
- Retrospective review of 19 consecutive patients with traumatic hip dislocation.
- Performance of early computerised tomography (CT) after closed reduction in 15 patients.
- Analysis of CT findings for intra-articular bone fragments and fractures of the femoral head or acetabulum.
Main Results:
- CT scans revealed intra-articular bone fragments in 5 hips.
- Fractures of the femoral head or acetabulum were identified in 6 hips.
- CT excluded suspected fractures or fragments in 2 cases initially seen on conventional radiography.
Conclusions:
- Computerised tomography (CT) is a useful diagnostic tool in traumatic hip dislocation.
- Early CT scanning significantly contributes to the accurate diagnosis and management of associated injuries.
- CT enhances diagnostic confidence and can prevent unnecessary interventions based on radiographic suspicion.