Patent Foramen Ovale (PFO)
Patent Foramen Ovale (PFO) Learning Center

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Patent Foramen Ovale (PFO)
Patent Foramen Ovale (PFO)
While a baby grows in the womb, there is a normal opening between the left and right atria (upper chambers) of the heart. If this opening fails to close naturally soon after the baby is born, the hole is called patent foramen ovale (PFO.
A foramen ovale is a hole in the heart. It normally exists while babies are in the womb but should close soon after birth. If it does not...
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A foramen ovale is a hole in the heart. It normally exists while babies are in the womb but should close soon after birth. If it does not...
More
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