No: A patent foramen oval is present in up to 1/3 of the population. Their presence does not cause damage to the heart.
Answered 7/29/2015
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It is permanent: Damage. A patent foramen ovale is permanent damage to the heart due to developmental issues. It also makes it possible for a person to have an unusual complication of embolism, namely, paradoxical embolism; i.e., venous embolus can cross over to the arterial side.
Answered 6/23/2012
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