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Patent foramen ovale
- Patent foramen ovale (PFO) is a hole between the left and right atria (upper chambers) of the heart. This ...
- ... while pregnant Women who take hormone replacement therapy Patent foramen ovale (PFO) , a hole between the left and right ...
- ... to live, an atrial septal defect (ASD) or patent foramen ovale (passage between the left and right atria) must ...