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Chromosomal abnormalities: trisomy 18, trisomy 13, deletions, and microdeletions
1Department of Genetics, School of Medicine, Case Western Reserve University, Cleveland, Ohio, USA.
Insights
Caring for infants with chromosomal abnormalities like trisomy 18 and 13 requires specialized neonatal nursing. Nurses provide crucial anticipatory guidance and support to families facing these devastating diagnoses.
Area of Science:
- Medical Genetics
- Neonatal Nursing
- Pediatric Care
Background:
- Chromosomal abnormalities, including trisomy 18, trisomy 13, Wolf-Hirschhorn syndrome, Cri-du-chat syndrome, and microdeletion syndromes, present significant challenges.
- These conditions often involve severe malformations and intellectual disability, creating a devastating experience for families.
- Advances in diagnostic accuracy allow for better understanding of the variability and natural history of these disorders.
Purpose of the Study:
- To highlight the role of neonatal nurses in supporting families of infants with chromosomal abnormalities.
- To emphasize the importance of anticipatory guidance and specialized care in the neonatal period for these infants.
- To acknowledge the complex needs and variable outcomes associated with these genetic conditions.
Main Methods:
- Review of clinical presentations and natural history of common chromosomal abnormalities.
- Discussion of the impact of these diagnoses on families.
- Exploration of the supportive role and interventions for neonatal nurses.
Main Results:
- Infants with chromosomal abnormalities experience a wide spectrum of outcomes, with some not surviving the neonatal period.
- Despite severe consequences, some infants survive, requiring ongoing specialized care.
- Neonatal nurses are pivotal in providing essential support and guidance to affected families.
Conclusions:
- Neonatal nurses play a critical role in managing the care of infants with chromosomal abnormalities.
- Anticipatory guidance and compassionate care are vital for families navigating the challenges of these diagnoses.
- Understanding the variability in outcomes is key to providing appropriate and individualized support.
Abstract:
The birth of an infant with a chromosomal abnormality such as trisomy 18, 13, Wolf-Hirschhorn (4p-) syndrome, Cri-du-chat (5p-) syndrome, and the microdeletion syndromes creates a stressful and devastating experience for families. Many of these disorders have severe consequences encompassing major malformations and mental retardation. With increasing diagnostic accuracy, clinicians can now appreciate the wide variability and natural history of these disorders. Although many of these infants do not survive the neonatal period, others do. Neonatal nurses have the opportunity to assist families in these situations by providing anticipatory guidance and care.