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Cerebral palsy in twins
F J Laplaza1, L Root, A Tassanawipas
1Hospital for Special Surgery, New York, NY 10021.
Insights
This study found that cerebral palsy (CP) risk is higher in monozygotic twins and linked to maternal age. The research indicates twin order and genetics are not significant factors in CP development.
Area of Science:
- Neurology
- Pediatrics
- Obstetrics
Background:
- Cerebral palsy (CP) is a common neurodevelopmental disorder.
- Twin pregnancies present unique risks and considerations in pediatric care.
- Understanding CP etiology in twins is crucial for early intervention.
Purpose of the Study:
- To investigate risk factors for cerebral palsy (CP) in children born from twin pregnancies.
- To compare CP incidence between monozygotic and dizygotic twins.
- To explore the influence of maternal age and birth order on CP development in twins.
Main Methods:
- Retrospective analysis of 86 children with CP from twin pregnancies.
- Collection of data on co-twins, maternal age, and birth order.
- Comparison of CP risk based on zygosity, maternal age, and twin order.
Main Results:
- Monozygotic twins exhibited a higher risk of CP compared to dizygotic twins.
- Maternal age extremes ( <24 or >34 years) were associated with increased CP incidence.
- Twin order at birth did not significantly correlate with CP development.
- No evidence supporting a genetic basis for CP in the studied twin cohort.
Conclusions:
- CP risk in twins is influenced by zygosity and maternal age.
- Current data do not support a genetic predisposition for CP in twins.
- Further research into non-genetic factors is warranted for CP in twin pregnancies.
Abstract:
Eighty-six children with cerebral palsy (CP) born as a product of twin pregnancies were studied. Data regarding their co-twins were also gathered. The authors' findings suggest that (1) monozygotic twins have a higher risk of CP than dizygotic twins, (2) twin order at birth does not seem to be a relevant factor in the etiology of CP, (3) mothers less than 24 or more than 34 years of age had the highest incidence of children with CP as a product of a twin pregnancy, and (4) the data do not support a genetic basis for the disease.