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Protrusio acetabuli: diagnosis and treatment
M T McBride1, M P Muldoon, R F Santore
1Naval Medical Center San Diego, 34800 Bob Wilson Drive, San Diego, CA 92134-1005, USA.
Summary
Idiopathic protrusio acetabuli, a hip condition, requires considering all causes before treatment. Diagnosis involves specific pelvic X-ray measurements, with tailored surgical options based on patient age and arthritis severity.
Area of Science:
- Orthopedics
- Radiology
- Surgical Treatment
Background:
- Idiopathic protrusio acetabuli is a rare hip condition with primary and secondary causes.
- Accurate diagnosis is crucial for effective management.
- Radiographic findings include a center-edge angle >40 degrees and medial acetabular wall displacement.
Purpose of the Study:
- To outline diagnostic criteria for idiopathic protrusio acetabuli.
- To present age-specific treatment strategies for this condition.
Main Methods:
- Diagnosis based on anteroposterior pelvic radiography.
- Treatment approaches categorized by patient age: skeletally immature, young adult, and older adult.
- Surgical options include triradiate fusion, intertrochanteric osteotomy, and total hip arthroplasty.
Main Results:
- Triradiate fusion (with or without osteotomy) is effective for skeletally immature patients.
- Valgus intertrochanteric proximal femoral osteotomy is recommended for young adults.
- Total hip arthroplasty offers a predictable solution for older adults with advanced arthritis.
Conclusions:
- Treatment for idiopathic protrusio acetabuli should be individualized based on age and disease severity.
- Surgical interventions range from joint-preserving procedures to total hip replacement.
- Early and accurate diagnosis facilitates optimal patient outcomes.