Cardiomegaly

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Term Cardiomegaly
Description Enlargement of the heart, usually indicated by a cardiothoracic ratio above 0.50.
Definition Cardiomegaly

Enlargement of the heart, usually indicated by a cardiothoracic ratio above 0.50. Heart enlargement may involve the right, the left, or both heart ventricles or heart atria. Cardiomegaly is a nonspecific symptom seen in patients with chronic systolic heart failure (heart failure) or several forms of cardiomyopathies.

References 1. NCBI, MeSH http://www.ncbi.nlm.nih.gov/sites/entrez?cmd=search&db=mesh&term=Cardiomegaly
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