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Congenital heart diseases are abnormalities of the heart's structure and function caused by abnormal or disordered heart development before birth.
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Congenital heart disease, also called congenital heart defect, includes a variety of malformations of the heart or its major blood vessels that are present at the birth of a child. Congenital heart disease occurs when the heart or blood vessels near the heart do not develop properly before birth.
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Congenital heart disease, or congenital heart defect, includes a variety of structural problems of the heart or its major blood vessels, which are present at birth. The heart, which is completely developed about eight weeks after conception, is one of the earliest organs to completely develop.
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