Document Type

Poster

Publication Date

4-18-2024

Abstract

Background: Critical congenital heart disease (CCHD) is a serious concern for newborns, accounting for 6-10% of infant deaths. A screening mechanism using pre- and post-ductal saturations was adopted by the American Academy of Pediatrics (AAP) in 2012 for detecting such lesions. This screening guideline was limited in application to healthy term newborns. Thus, preterm infants or infants requiring supplemental oxygen support often receive the CCHD screening just before discharge when the opportunity to use to screen identify possible congenital heart disease has passed. We aimed to develop a guideline consistent with the AAP 2018 recommendations and to provide guidance for preterm infants and/or infants requiring supplemental oxygen support.

Methods: A retrospective population was analyzed including infants admitted to UNM from 1/1/21 – 1/1/23 to characterize the current practice of CCHD screening. This included demographic information, age at which CCHD screen or an echocardiogram was completed, and the number of infants requiring an echocardiogram due to failed CCHD screen. Information including respiratory support was collected. A revised CCHD screening guideline was developed with support from pediatric cardiology. Only 2 failed screens are required before progressing to echocardiogram, consistent with the 2018 AAP recommendations. Infants born at ≥36 weeks’ gestation should have the CCHD screen completed in the first 48 hours of life, while infants born <36 weeks’ gestation should have the CCHD screen completed in the first 7 days of life. This new guideline is currently being introduced for use.

Results: Following the education for the new guideline, prospective data will be collected to determine the impact of these changes.

Conclusions: Upon completion of this project, CCHD screening may occur within the physiologic window for all infants, regardless of gestational age and need for supplemental oxygen support. This project may inform changes to CCHD screening across the state of New Mexico.

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