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, ...

Patent foramen ovale (PFO) has been linked to ischemic strokes of undetermined cause (cryptogenic strokes). PFO—a remnant of fetal circulation when the foramen ovale does not seal after birth—can ...

A call has been made for a new classification of ischemic stroke for patients who have a patent foramen ovale (PFO) that is thought to have been the likely cause of the stroke. The new classification ...

The persistently patent foramen ovale has been implicated in a variety of neurologic and embolic events, including transient ischemic attacks and stroke, decompression illness in divers, ...

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 ...

A practice advisory update from the American Academy of Neurology (AAN) warns against routinely offering percutaneous closure of patent foramen ovale (PFO) in patients with cryptogenic ischemic stroke ...

Please provide your email address to receive an email when new articles are posted on . High-risk patent foramen ovale was independently linked to a higher risk for decompression illness in scuba ...

In scuba divers with large patent foramen ovale (PFO), transcatheter closure seems to prevent decompression sickness (DCS), a new study suggests. “According to our data, PFO closure is recommended in ...

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 consequence of failed ...

A foramen ovale is a hole in the heart. The small hole naturally exists in babies who are still in the womb for fetal circulation. It should close soon after birth. If it doesn’t close, the condition ...