Embryonic Structure
truncus arteriosus
Subclass of:
Fetal Heart
Definitions related to truncus arteriosus:
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A single arterial trunk arises from the cardiac mass. The pulmonary arteries, aorta and coronary arteries arise from this single trunk with no evidence of another outflow tract.Human Phenotype Ontology (HPO)The Human Phenotype Ontology Project, 2021
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The arterial trunk arising from the fetal heart. During development, it divides into AORTA and the PULMONARY ARTERY.NLM Medical Subject HeadingsU.S. National Library of Medicine, 2021
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Truncus arteriosus (TA) is an uncommon congenital cardiovascular anomaly that is characterized by a single arterial trunk arising from the normally formed ventricles by means of a single semilunar valve (ie, truncal valve). In addition, the pulmonary arteries originate from the common arterial trunk distal to the coronary arteries and...WebMD, 2019
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Truncus arteriosus (TRUNG-kus ahr-teer-e-O-sus) is a rare heart defect that's present at birth (congenital). If you or your baby has truncus arteriosus, it means that one large blood vessel leads out of the heart. Normally, there are two separate vessels coming out of the heart.Mayo Foundation for Medical Education and Research
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