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[Prognostic factors of neurosensory sequelae in extremely premature infants]
E Rosell Arnold1, F Botet Mussons, J Figueras Aloy
1Servicio de Neonatología, Hospital Clínico y Provincial de Barcelona.
Insights
Neonatal intensive care improves survival for very low birthweight infants (VLBW) but increases neurosensorial sequelae. Key predictors include low birthweight, EEG abnormalities, sepsis, and prolonged ventilation or antibiotics.
Area of Science:
- Neonatology
- Pediatric Neurology
- Developmental Pediatrics
Context:
- Advances in neonatal intensive care have increased survival rates for very low birthweight (VLBW) infants.
- However, this improved survival is associated with a higher incidence of neurosensorial sequelae.
- This study focuses on the long-term outcomes of VLBW infants.
Purpose:
- To analyze the incidence of neurosensorial sequelae in VLBW infants.
- To identify prognostic factors associated with these sequelae.
- To inform clinical practice and improve developmental outcomes for high-risk neonates.
Summary:
- Fifty VLBW infants (birthweight < 1,500 g) were followed for at least 12 months.
- Major neurosensorial sequelae were observed in 18% of the cohort.
- Incidence was higher in infants weighing < 1,000 g (40%) compared to those weighing ≥ 1,000 g (12.5%).
Impact:
- Low birthweight, abnormal electroencephalogram (EEG) findings, sepsis, and prolonged ventilotherapy or antibiotherapy were significant predictors of sequelae.
- These findings highlight critical factors for monitoring and intervention in VLBW infants.
- Early identification of risk factors can guide targeted neurodevelopmental support and potentially mitigate long-term disabilities.
Abstract:
Modern neonatal intensive care has led to a rise in the survival rate of very low birthweight infants (VLBW), but at the same time is a greater number of neurosensorial sequelae. In this study, 50 VLBW (weight less than 1,500 g) babies followed up for at least 12 months are analysed. 18% showed major sequelae (40% of those weighing less than 1,000 g, 12.5% of those weighing 1,000 g or more). The prognostic factors which were most important in the prediction of sequelae were: low birthweight, major irregularities in the EEG, the presence of sepsis, and prolonged ventilotherapy or antibiotherapy.