New parents often have questions about screening tests done on their babies. Click below for answers to some of the most common questions about pulse oximetry screening for Critical Congenital Heart Disease. If you have questions that are not answered here, or if you would like more information about this screen, please ask your medical care provider or contact the Wisconsin SHINE Project.
Answers to Common Questions from Families (Click to expand)
No. Pulse oximetry is most useful in detecting those forms of heart defects in which a baby can look entirely well a day after birth and become very ill within the next few days.
No. Most babies with CCHD will be diagnosed by prenatal ultrasound or by physical exam after birth. Pulse oximetry serves as one additional method of catching the 1 or 2% of babies with critical congenital heart disease that aren’t detected by prenatal ultrasound or newborn physical examination.