ductus arteriosus
noun
duc·tus ar·te·ri·o·sus
ˈdək-təs-är-ˌtir-ē-ˈō-səs 
: a short broad vessel in the fetus that connects the pulmonary artery with the aorta and conducts most of the blood directly from the right ventricle to the aorta bypassing the lungs
Examples of ductus arteriosus in a Sentence
Recent Examples on the Web
In patent ductus arteriosus, the duct does not close properly and affects blood flow to the lungs.89
Genetics plays a role in patent ductus arteriosus, but researchers don’t know the causes.
—
Mark Gurarie, Verywell Health, 18 Sep. 2024
In this case, a blood vessel (called ductus arteriosus) that carries blood past the baby’s lungs before birth does not properly close after the baby is born.
—Alexandria Jones-Patten, Phd, Health, 27 July 2024
Rarely, a murmur can be heard through a structure that should no longer be open, such as a patent ductus arteriosus -- necessary in fetal life to allow oxygenated blood from the placenta to flow into the developing fetal body.
—Dr. Keith Roach, oregonlive, 13 Aug. 2021
Doctors there eventually diagnosed her with patent ductus arteriosus, a heart abnormality that, at the time, generally led to an early death.
—BostonGlobe.com, 28 Sep. 2019
Over the course of two and a half hours, Gross successfully tied off the child’s patent ductus arteriosus — a persistent opening between the two major blood vessels leading from the heart — allowing blood to flow normally.
—BostonGlobe.com, 28 Sep. 2019
Kevin is a 10-week-old kitten who has been diagnosed with patent ductus arteriosus, the Massachusetts Society for the Prevention of Cruelty to Animals said in a statement.
—BostonGlobe.com, 17 Sep. 2019
The Ghandour family acknowledged that Layla suffered from patent ductus arteriosus, a congenital heart disease commonly described as a hole in the heart.
—Declan Walsh, New York Times, 16 May 2018
Leah has a heart defect called patent ductus arteriosus or PDA.
—Erika Edwards, NBC News, 1 Nov. 2017
Mark Gurarie, Verywell Health, 18 Sep. 2024
In this case, a blood vessel (called ductus arteriosus) that carries blood past the baby’s lungs before birth does not properly close after the baby is born.
—Alexandria Jones-Patten, Phd, Health, 27 July 2024
Rarely, a murmur can be heard through a structure that should no longer be open, such as a patent ductus arteriosus -- necessary in fetal life to allow oxygenated blood from the placenta to flow into the developing fetal body.
—Dr. Keith Roach, oregonlive, 13 Aug. 2021
Doctors there eventually diagnosed her with patent ductus arteriosus, a heart abnormality that, at the time, generally led to an early death.
—BostonGlobe.com, 28 Sep. 2019
Over the course of two and a half hours, Gross successfully tied off the child’s patent ductus arteriosus — a persistent opening between the two major blood vessels leading from the heart — allowing blood to flow normally.
—BostonGlobe.com, 28 Sep. 2019
Kevin is a 10-week-old kitten who has been diagnosed with patent ductus arteriosus, the Massachusetts Society for the Prevention of Cruelty to Animals said in a statement.
—BostonGlobe.com, 17 Sep. 2019
The Ghandour family acknowledged that Layla suffered from patent ductus arteriosus, a congenital heart disease commonly described as a hole in the heart.
—Declan Walsh, New York Times, 16 May 2018
Leah has a heart defect called patent ductus arteriosus or PDA.
—Erika Edwards, NBC News, 1 Nov. 2017
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'ductus arteriosus.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
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Cite this Entry
“Ductus arteriosus.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/ductus%20arteriosus. Accessed 4 Nov. 2024.
Copy CitationMedical Definition
ductus arteriosus
noun
ductus ar·te·ri·o·sus
-är-ˌtir-ē-ˈō-səs
: a short broad vessel in the fetus that connects the pulmonary artery with the aorta and conducts most of the blood directly from the right ventricle to the aorta bypassing the lungs
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