noun[mass noun] Medicine
Abnormal enlargement of the heart.
- A physical examination showed stable vital signs but severe cardiomegaly and congestive heart failure.
- Manifestations include cardiomegaly, heart murmur (mitral regurgitation, aortic regurgitation), friction rub secondary to pericarditis, and congestive heart failure.
- These factors are previous thromboembolism, left atrial thrombus, marked cardiomegaly, heart failure, dilated left atrium, or spontaneous echocontrast.
1960s: from cardio- + Greek megas, megal- 'great'.
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