这个词是什么意思？
A congenital heart defect characterized by downward or apical displacement of the TRICUSPID VALVE, usually with the septal and posterior leaflets being attached to the wall of the RIGHT VENTRICLE. It is characterized by a huge RIGHT ATRIUM and a small and less effective right ventricle.
中文名称索引；定义为 MeSH 英文原文，尚未逐条译审。MESH:D004437 · MeSH 2026。
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