Nature

Patent foramen ovale

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 ...
Nature

Patent foramen ovale: anatomy, outcomes, and closure

Patent foramen ovale (PFO) is a normal fetal communication between the right and left atria that persists after birth. PFO is a common finding that occurs in 20–34% of the population, although its ...
Healio

Scuba divers with patent foramen ovale at higher risk for decompression illness

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 ...
Healthline

Patent Foramen Ovale

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 ...