"Foramen Ovale" is a descriptor in the National Library of Medicine's controlled vocabulary thesaurus,
MeSH (Medical Subject Headings). Descriptors are arranged in a hierarchical structure,
which enables searching at various levels of specificity.
An opening in the wall between the right and the left upper chambers (HEART ATRIA) of a fetal heart. Oval foramen normally closes soon after birth; when it fails to close the condition is called PATENT OVAL FORAMEN.
Below are MeSH descriptors whose meaning is more general than "Foramen Ovale".
Below are MeSH descriptors whose meaning is more specific than "Foramen Ovale".
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