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 ...

Messe SR, Silverman IE, Kizer JR, et al. Practice parameter: recurrent stroke with patent foramen ovale and atrial septal aneurysm: report of the Quality Standards Subcommittee of the American ...