A patent foramen ovale (PFO) is a hole in the heart that doesn’t close as expected after birth. Before a baby is born, they have a hole between the left and right sides of their heart. This hole, ...

A “dose-response” relationship may exist between migraine and patent foramen ovale (PFO), according to a review published in Frontiers in Neurology. According to the American Heart Association, a PFO ...

Patent foramen ovale (PFO) may be associated with migraine, especially migraine with aura (MA), when the PFO is permanent right-left shunt (RLS), large RLS, and large-size PFO, a recent study found.

The Society for Cardiovascular Angiography & Interventions (SCAI) today released official guidelines for the management of patent foramen ovale (PFO). A multidisciplinary guideline panel formulated 13 ...

Shown are Kaplan–Meier estimates in the intention-to-treat population. The inset shows the same data on an enlarged y axis. The incidence of serious adverse events was similar in the two trial groups, ...

Arterial hypoxemia and exaggerated pulmonary hypertension are features of high-altitude pulmonary edema (HAPE), but the underlying mechanisms of their relationship with this condition are unclear.

Intracardiac and pulmonary shunts should be considered in the differential diagnosis of hypoxia when there is an insufficient rise of arterial oxygen saturation despite supplemental oxygen.

New research shows that cryoablation is a safe and effective approach to close congenital patent foramen ovale (PFO, a small hole in the heart) in patients with atrial fibrillation (AF) undergoing ...

A patent foramen ovale is an opening that some adults have between the top two chambers of their hearts. Everyone has this opening early in life, but it often seals during infancy. In some people, ...