chorioangioma

noun
cho·​rio·​an·​gi·​o·​ma | \ -ˌan-jē-ˈō-mə How to pronounce chorioangioma (audio) \
plural chorioangiomas also chorioangiomata\ -​mət-​ə How to pronounce chorioangioma (audio) \

Medical Definition of chorioangioma

: a benign vascular tumor of the chorion Chorioangiomas occur in up to 1 percent of pregnancies, but those associated with nonimmune fetal hydrops are usually more than 5 cm in diameter and should have been visible on prenatal ultrasonograms or in the placenta at delivery.— Linda J. Heffner et al., The New England Journal of Medicine, 24 July 1997

Learn More About chorioangioma

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chorioamnionitis

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Cite this Entry

“Chorioangioma.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/chorioangioma. Accessed 19 Oct. 2021.

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