Related Experiment Videos
Newborn screening: an overview
1Department of Medical Laboratory Science, University of Massachusetts Dartmouth, N Dartmouth, MA 02747-2300, USA. ecarreiro@umassd.edu
Summary
Newborn screening criteria remain unchanged since the 1960s, despite technological advances. This review explores inherited metabolic diseases and current US newborn screening practices.
Area of Science:
- Medical Genetics
- Public Health
- Biochemistry
Background:
- Newborn screening criteria have been static since the 1960s, focusing on treatable disorders with significant public health impact.
- Technological advancements like tandem mass spectrometry and DNA testing have improved the understanding of inherited metabolic diseases, previously underdiagnosed.
- Current newborn screening in the US varies by state, with phenylketonuria and congenital hypothyroidism universally mandated, while others like galactosemia and sickle cell disease are widely offered.
Purpose of the Study:
- To examine the established criteria for newborn screening tests.
- To discuss the impact of technological advancements on diagnosing inherited metabolic diseases.
- To explore the current landscape of newborn screening in the United States and advocate for national guidelines.
Main Methods:
- Literature review of historical and current newborn screening practices.
- Analysis of technological advancements in diagnostic testing for inherited metabolic disorders.
- Examination of state-by-state variations in newborn screening protocols and mandated tests.
Main Results:
- The core ethical and inclusion criteria for newborn screening tests have not evolved significantly since the 1960s.
- Improved diagnostic technologies have revealed a broader spectrum and incidence of inherited metabolic diseases.
- Significant inconsistencies exist in the number and types of tests offered across US states, prompting calls for federal standardization.
Conclusions:
- There is a growing need to update newborn screening criteria to incorporate modern diagnostic capabilities and address a wider range of inherited metabolic diseases.
- Federal involvement is urged to establish national guidelines, ensuring consistency and equity in newborn screening programs across the United States.
- Further exploration into the incidence and characteristics of various inherited disorders is crucial for optimizing public health strategies.