Intermittent cyanosis due to prominent eustachian valve in a newborn infant.


A full-term neonate presented with cyanosis only when sleeping, which was considered due to a prominent eustachian valve, directing blood flow from the inferior vena cava to the left atrium through the foramen ovale resulting in interatrial right-to-left shunting. In addition to the anatomical features, hemodynamic features shortly after birth, such as… (More)
DOI: 10.3109/14767050902801785


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@article{Yasuda2009IntermittentCD, title={Intermittent cyanosis due to prominent eustachian valve in a newborn infant.}, author={Kazushi Yasuda and Satoru Iwashima and Hiroshi Sugiura and Shigeru Ohki and Masashi Seguchi}, journal={The journal of maternal-fetal & neonatal medicine : the official journal of the European Association of Perinatal Medicine, the Federation of Asia and Oceania Perinatal Societies, the International Society of Perinatal Obstetricians}, year={2009}, volume={22 9}, pages={812-5} }