The presence of a patent foramen ovale (PFO) is implicated in the pathogenesis of a number
of medical conditions; however, the subject remains controversial and no official statements …

Embolism from the heart or the thoracic aorta often leads to clinically significant morbidity
and mortality due to transient ischemic attack, stroke or occlusion of peripheral arteries …

Nearly one-half of patients with cryptogenic stroke have a patent foramen ovale (PFO). The
dilemma of whether to close these PFOs percutaneously, in an effort to reduce the risk of …

Introduction: Percutaneous closure of patent foramen ovale (PFO) in selected patients with
cryptogenic cerebrovascular ischemic events (CEs) decreases the risk of recurrent stroke; …

Patent foramen ovale (PFO) is the most common congenital heart abnormality of fetal origin
and is present in approximately∼ 25% of the worldwide adult population. PFO is the …

Background In patients with patent foramen ovale (PFO)–associated stroke, the presence of
large shunt or atrial septal aneurysm (ASA) has been suggested to convey a high risk of …

Background Although observational studies have shown percutaneous patent foramen
ovale (PFO) closure to be a safe means of reducing the frequency and duration of migraine …

Objective Patent foramen ovale (PFO) can be detected in up to 43% of patients with
cryptogenic cerebral ischemia undergoing investigation with transesophageal …

Background and Purpose—Individuals with migraine are at higher risk for stroke, but the
mechanism has not been established. On the basis of the association between migraine and …

A patent foramen ovale (PFO) is a highly prevalent finding in cryptogenic ischaemic stroke,
particularly in young adults. A common challenge in clinical practice is to distinguish …