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 ...

A patent foramen ovale (PFO) is present in nearly one-quarter of patients in autopsy studies and is even more prevalent in young patients with cryptogenic stroke. Whether these PFOs should be ...

Migraine with aura is the most prominent individual risk factor for unexplained stroke in adults younger than 50 years, particularly in women and in those with patent foramen ovale (PFO), a new ...