Legg-Calvé-Perthes' disease
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Updated: Sep 7, 2026

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Published on: May 18, 2010
1Children's Hospital Medical Center, Cincinnati, OH 45229, USA.
Insights
Clotting abnormalities may cause Legg-Calvé-Perthes
Area of Science:
- Orthopedics
- Pediatric Orthopedics
- Vascular Biology
Background:
- Legg-Calvé-Perthes' disease etiology, classification, and treatment are debated.
- Clinical guidance for Perthes' disease management is needed.
Purpose of the Study:
- To explore the etiology of Legg-Calvé-Perthes' disease.
- To review diagnostic and prognostic applications of MRI.
- To evaluate treatment strategies for Perthes' disease.
Main Methods:
- Literature review focusing on etiology, diagnosis, and treatment of Perthes' disease.
- Analysis of studies supporting vascular thrombosis as a likely cause.
- Examination of research on MRI utilization for early diagnosis and prognosis.
- Review of treatment outcome data for surgical versus non-surgical interventions.
Main Results:
- Evidence supports clotting abnormalities and vascular thrombosis as the primary etiology for Legg-Calvé-Perthes' disease.
- Magnetic resonance imaging (MRI) shows promise for early diagnosis and prognosis.
- Surgical treatment is recommended for older patients with severe disease; non-surgical approaches suit younger patients with less involvement.
Conclusions:
- Vascular thrombosis is the most probable cause of Legg-Calvé-Perthes' disease.
- MRI is a valuable tool for assessing Perthes' disease.
- Treatment should be tailored to patient age and disease severity.
Abstract:
The etiology, radiographic classification, and treatment of Legg-Calvé-Perthes' disease remain controversial. Several recent papers focus on these issues in an effort to provide guidance in the clinical care of Perthes' disease. The research studied in this paper lends further support to the hypothesis of clotting abnormalities with vascular thrombosis, which seems to be the most likely etiology for Legg-Calvé-Perthes' disease. Several studies focus on use of magnetic resonance imaging for the early diagnosis and prognosis of Perthes' disease. A few researchers whose work is featured in this paper add information on the treatment of Perthes' disease, supporting surgical treatment for older patients with more severe disease and non-surgical treatment for younger patients with less extensive femoral head involvement.
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