A patent foramen ovale or PFO is a defect in the wall between the two upper chambers of the heart. This defect is actually an incomplete closure of the atrial wall that results in a flap or valve-like ...

Among simple congenital heart diseases (CHD), patent foramen ovale (PFO) is associated with a significantly higher ri ...

Block, M.D., F.A.C.C. However, the risk of first-ever stroke in asymptomatic subjects with PFO in the general population ... professionals from the American Heart Association/American Stroke ...

Patent foramen ovale (PFO) is an interatrial communication at the level of oval fossa caused by the incomplete or missed fusion of the septum primum and septum secundum after birth. PFO has a ...

In very rare cases, PFO can allow a normally harmless blood ... That's one every five minutes, according to the British Heart Foundation. Symptoms of a heart attack include chest pain, dizziness ...