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[Liver diseases in children with alpha 1-antitrypsin deficiency in infancy]
M Durpektová1, J Kamarýt, A Pijácková
1Výzkumný ústav zdraví dítĕte, Brno.
Insights
Neonatal screening identified children with alpha-1-antitrypsin deficiency, revealing varied liver disease severity. Most infants showed no clinical signs, but some developed hepatitis or jaundice, highlighting the need for early detection.
Area of Science:
- Pediatric Hepatology
- Genetic Liver Diseases
- Neonatal Screening
Context:
- Alpha-1-antitrypsin deficiency (AATD) is a genetic disorder.
- Infant liver disease diagnosis relies on early identification.
- Neonatal screening aids in detecting genetic conditions.
Purpose:
- To assess the liver health status of infants diagnosed with alpha-1-antitrypsin deficiency.
- To determine the prevalence and spectrum of liver disease in this cohort.
- To compare findings with international data.
Summary:
- Twenty-one children identified via neonatal screening for AATD were evaluated.
- One infant presented with severe neonatal hepatitis progressing to cirrhosis.
- Two infants had jaundice up to two months; six showed elevated liver enzymes without symptoms; twelve were asymptomatic.
Impact:
- Highlights the variable clinical presentation of AATD-related liver disease in infancy.
- Emphasizes the utility of neonatal screening for early AATD detection.
- Provides data for understanding AATD's impact on pediatric liver health.
Abstract:
The authors evaluate the health status of children with alpha-1-antitrypsin deficiency, focused on liver disease in infant age. The children were selected by neonatal screening. Of 21 children one had severe neonatal hepatitis with progression to cirrhosis, 2 children had clinically apparent jaundice to the age of two months, 6 children had elevated total bilirubin and transaminase levels without clinical signs of the disease, 12 of the remaining children had no clinical and laboratory signs of liver disease. In the discussion the authors compare the results with data published abroad.