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Dyskinetic cerebral palsy and birth asphyxia
1Department of Paediatric Neurology, Alder Hey Children's Hospital, Liverpool.
Insights
Ten children with dyskinetic cerebral palsy (CP) may have experienced intrapartum asphyxia. This birth complication presents a distinct pattern, differentiating it from causes of spastic quadriplegic CP.
Area of Science:
- Neurology
- Pediatrics
- Obstetrics
Background:
- Dyskinetic cerebral palsy (CP) affects children's motor control.
- Identifying specific causes of CP is crucial for targeted interventions.
- Intrapartum events are a known, yet complex, factor in CP etiology.
Purpose of the Study:
- To investigate the potential role of intrapartum asphyxia in a subset of children with dyskinetic CP.
- To characterize the clinical and birth-related factors associated with this specific CP presentation.
- To differentiate the asphyxial pattern in dyskinetic CP from that in spastic quadriplegic CP.
Main Methods:
- Retrospective analysis of 115 children diagnosed with dyskinetic CP in the Mersey region.
- Identification of a subgroup (17 children) born at term with appropriate weight and preserved cognition.
- Detailed review of obstetric and neonatal records for the identified subgroup.
Main Results:
- Ten out of 17 children in the subgroup were identified as likely having sustained intrapartum asphyxial brain damage.
- This group exhibited a pattern of severe late fetal distress, short-lived birth asphyxia, and mild-to-moderate hypoxic-ischaemic encephalopathy.
- The observed pattern differs from birth asphyxia associated with spastic quadriplegic CP.
Conclusions:
- Intrapartum asphyxia is a plausible cause for dyskinetic CP in children with specific clinical and cognitive profiles.
- Recognizing this distinct pattern aids in understanding CP pathogenesis.
- Distinguishing this etiology is important for accurate diagnosis and potentially different management strategies.
Abstract:
Of 115 children with dyskinetic cerebral palsy (CP) in the Mersey region, 17 were born at term and at an appropriate weight for age, and have preserved cognitive abilities. 10 of these are likely to have sustained intrapartum asphyxial brain-damage as the cause of their CP. In such circumstances, a characteristic pattern is usually seen of severe fetal distress occurring late in labour, severe but short-lived birth asphyxia and only mild or moderate hypoxic-ischaemic encephalopathy. This clinical picture should be distinguished from the pattern of birth asphyxia which precedes the development of spastic quadriplegic CP.