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Extended Pulse Oximetry Screening in Healthy Neonates

Supreet Khurana1, Suksham Jain2, Deepak Chawla2

  • 1Department of Neonatology, Government Medical College and Hospital, Chandigarh, India. Correspondence to: Dr. Supreet Khurana, Department of Neonatology, Government Medical College and Hospital, Chandigarh, India. supreetkhurana85@gmail.com.

Indian Pediatrics
|June 11, 2024
PubMed

Insights

Repeat pulse oximetry screening (POS) in newborns can detect critical congenital heart diseases missed in early screening. This second screening is feasible and aids in identifying hypoxemia in seemingly healthy infants.

Area of Science:

  • Neonatal Medicine
  • Cardiology
  • Public Health Screening

Background:

  • Predischarge pulse oximetry screening (POS) aims to detect critical congenital heart diseases (CCHD) in newborns.
  • Early POS may miss cases due to delayed closure of the ductus arteriosus, a common neonatal condition.
  • Hypoxemia in neonates can indicate underlying pathological conditions, including CCHD.

Purpose of the Study:

  • To evaluate the utility of a repeat POS in the second week of life for detecting CCHD.
  • To assess the feasibility of implementing a second POS for enhanced neonatal screening.
  • To identify neonates with hypoxemia who may have been missed by initial screening.

Main Methods:

  • A study involving repeat pulse oximetry screening in neonates during their second week of life.
  • Comparison of POS results from predischarge screening with those from the second week screening.
  • Analysis of neonates identified with hypoxemia in the second week POS.

Main Results:

  • Repeat POS in the second week of life is a helpful and feasible method for early detection of hypoxemia.
  • This additional screening can identify neonates with pathological states causing hypoxemia, including potentially missed CCHD cases.
  • The study suggests that a second POS can enhance the detection rate of CCHD.

Conclusions:

  • An additional POS in the second week of life is valuable for detecting CCHD in seemingly well neonates.
  • Repeat POS is feasible and aids in the early identification of hypoxemia, improving CCHD detection rates.
  • Larger studies are recommended to confirm the role of a second POS for enhanced CCHD screening.

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