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We don't know exactly why a PFO develops. It may be genetic, meaning it runs in families. The condition also seems to be found more frequently in people who regularly have migraines with auras.
Most PFOs don't need to be closed. Most PFOs cause no symptoms or complications. Larger PFOs may cause stroke. People with symptomatic or large PFOs may benefit from a procedure to close the hole.
Patent foramen ovale causes It may be genetic, meaning it runs in families. The condition also seems to be found more frequently in people who regularly have migraines with auras.
The reported prevalence of patent foramen ovale (PFO) in the general population is variable. It ranges between 8.6 and 42% ing to the population studied and the imaging technique used.
In contrast, in men, no significant difference was observed in the prevalence of PFO between siblings of patients with or without PFO (respectively 33.3% and 35%), giving an OR of 0.9 (95% CI 0.2 to 4.9; P=0.9). Conclusions: This study suggests that, in women, PFO is a family trait.
What is a Congenital Heart Defect? A congenital heart defect (CHD) is an irregularity in the heart or vessel structure that exists at birth. One of the most common congenital heart defects is an atrial septal defect (ASD), including patent foramen ovale (PFO).
The cause of a PFO is unknown. There are no known risk factors. It can be found along with other heart abnormalities such as atrial septal aneurysms or Chiari network.
Patent foramen ovale occurs in about 1 in 4 people. Most people with the condition never know they have it. A patent foramen ovale is often discovered during tests for other health problems.
Definition. Patent foramen ovale (PFO) is a hole between the left and right atria (upper chambers) of the heart. This hole exists in everyone before birth, but most often closes shortly after being born. PFO is what the hole is called when it fails to close naturally after a baby is born.
A healthcare provider may recommend a PFO closure procedure if: You've had a transient ischemic attack (TIA) more than once. You've had cryptogenic (from an unknown cause) strokes more than once. You have a low level of oxygen in your blood.