Legg-Calvé-Perthes Disease
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Published on: May 25, 2012
Insights
Legg-Calve-Perthes disease (LCPD) is hip avascular necrosis in children, ranging from mild to severe. Early diagnosis and treatment are crucial for preserving hip function and preventing long-term joint damage.
Area of Science:
- Pediatric Orthopedics
- Avascular Necrosis Research
Background:
- Legg-Calve-Perthes disease (LCPD) is idiopathic avascular necrosis of the hip in children.
- It presents a spectrum of pathology from mild to severe, potentially causing permanent hip joint degeneration.
Observation:
- Pediatric hip pathology may manifest as knee or thigh pain, necessitating hip awareness during examination.
- Key findings include limited hip abduction/rotation and Trendelenburg gait.
- Radiographs show anterolateral femoral head changes, sometimes subtle on early frog lateral views.
Findings:
- LCPD involves insidious onset of hip avascular necrosis in the pediatric population.
- Radiographic evidence is crucial for diagnosis, especially early subtle changes.
- Clinical presentation can be non-specific, with referred pain to the knee or thigh.
Implications:
- Treatment focuses on restoring hip range of motion and ensuring femoral head coverage.
- Surgical interventions aim to reorient the femoral head or pelvis for optimal coverage.
- Effective management is vital to prevent long-term degenerative changes in the pediatric hip.
Abstract:
Legg-Calve-Perthes disease (LCPD) is the insidious onset of idiopathic avascular necrosis of the hip in the pediatric population. The disease encompasses a wide spectrum of pathology, from mild with no long-term sequelae to severe with permanent degenerative change of the hip joint. A pediatric patient with hip pathology may initially only present with knee or thigh pain, thus obligating the clinician to maintain awareness about the hip during examination. Common physical examination findings include deficits in hip abduction and internal rotation, along with Trendelenburg gait in late stages. Plain radiographs demonstrate changes in the anterolateral aspect of the femoral head, sometimes only seen on the frog lateral X-ray in early stages. Treatment options aim to restore range of motion and maintain adequate coverage of the femoral head. When appropriate, surgery is used to reorient the femoral head or pelvis to maintain coverage.
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