Population
57 femoral head biopsy specimens from patients with Perthes' disease
Design
Cross-sectional
Authors
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Repeated infarction may contribute to Perthes' chronicity; cross-sectional data leave open causal and therapeutic implications.
Histological findings in human Perthes' disease support the concept that repeated episodes of infarction contribute significantly to femoral head deformation and disease chronicity.
Inoue et al. (1976) studied this question.
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