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Hip abnormalities in children with Charcot-Marie-Tooth disease
J L Walker1, K R Nelson, J A Heavilon
1Shriners Hospitals for Crippled Children, Lexington, KY 40502.
Journal of Pediatric Orthopedics
|January 1, 1994
Summary
Hip dysplasia is linked to Charcot-Marie-Tooth disease (CMT) in children. This study found hip abnormalities in a significant number of pediatric CMT patients, often asymptomatic.
Area of Science:
- Orthopedics
- Neurology
- Genetics
Background:
- Charcot-Marie-Tooth disease (CMT) is a group of inherited neurological disorders affecting peripheral nerves.
- Recent observations suggest a potential association between hip dysplasia and CMT.
- Understanding this association is crucial for comprehensive patient management.
Purpose of the Study:
- To investigate the prevalence and characteristics of hip dysplasia in children diagnosed with Charcot-Marie-Tooth disease.
- To determine if specific types of CMT are more commonly associated with hip abnormalities.
Main Methods:
- Retrospective review of radiographs from 74 children with clinically and electrodiagnostically confirmed CMT.
- Assessment for hip dysplasia and other minor hip abnormalities, including neck shaft angles.
- Comparison of hip abnormality prevalence between CMT Type I and Type II.
Main Results:
- Six cases of hip dysplasia were identified among the 74 children with CMT.
- Minor hip abnormalities, such as increased neck shaft angles, were observed in 21 additional patients.
- CMT Type I showed a higher incidence of hip dysplasia compared to Type II.
- Most hip abnormalities were asymptomatic and detected through screening.
Conclusions:
- A notable association exists between hip dysplasia and Charcot-Marie-Tooth disease in pediatric patients.
- Screening radiographs are valuable for detecting asymptomatic hip abnormalities in children with CMT.
- Further research is warranted to elucidate the underlying mechanisms and long-term implications of this association.