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Published on: August 25, 2014
Effects of preterm birth on oral growth and development
1Department of Dentistry, University of Queensland.
Insights
Preterm birth significantly impacts oral development, leading to high rates of enamel hypoplasia and delayed dental development in affected children. These oral health issues require specialized dental management strategies.
Area of Science:
- Pediatric Dentistry
- Neonatal Medicine
- Developmental Biology
Background:
- Preterm and low birthweight infants face increased risks of neonatal complications.
- These complications can adversely affect the development of oral tissues and dentition.
- A decade of research reviews oral development in preterm children.
Purpose of the Study:
- To review oral development in preterm children.
- To correlate findings with current understanding of the field.
- To highlight implications for dental management.
Main Methods:
- Review of a decade of the author's research on preterm children's oral development.
- Analysis of existing literature on the subject.
- Clinical observation and data compilation.
Main Results:
- High prevalence (40-70%) of generalized enamel hypoplasia in primary dentition of preterm children, linked to low bone mineral stores.
- Increased incidence of localized enamel hypoplasia, crown dilacerations, and palatal distortions, often due to neonatal interventions.
- Delayed dental development and eruption rates observed, particularly in children with lower birthweight and shorter gestational ages.
Conclusions:
- Preterm birth is associated with significant dental anomalies, including enamel defects and developmental delays.
- Neonatal medical interventions can contribute to specific dental malformations.
- Early and specialized dental care is crucial for managing the oral health of preterm children.
Abstract:
Preterm and low birthweight children comprise approximately 6 per cent of all live births. They are prone to many serious medical problems during the neonatal period which may affect the development of oral tissues. The present paper reviews the results of this author's own decade of research into the oral development of preterm children in the light of current understanding of the field. Studies have shown a high prevalence of generalized enamel hypoplasia in the primary dentition of around 40-70 per cent in preterm children which is likely to be associated with low bone mineral stores. The clinical significance of enamel defects is poor aesthetics, and predisposition of the lesions to dental caries. Other dental defects observed in preterm children are localized enamel hypoplasia, crown dilacerations, and palatal distortions which are usually associated with traumatic laryngoscopy and prolonged endotracheal intubation. Furthermore, recent studies have demonstrated that the rate of dental development, and dental eruption may be affected by preterm birth. Children with the lowest birthweight and shortest gestational ages have the lowest rates of dental development, particularly before six years of age. The results of these clinical studies may have significant implications in the dental management of preterm children.
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