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patent foramen ovale

American  

noun

Pathology.
  1. a congenital heart defect resulting from failure of the foramen ovale to close shortly after birth.


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

A patent foramen ovale - or PFO - which is a small hole between the top two chambers of the heart.

From BBC • Jan. 1, 2025

The exemption covered patients only with the condition known as a patent foramen ovale, or P.F.O., who had had two strokes despite taking drugs intended to prevent them.

From New York Times • Dec. 4, 2013

As much as 20–25 percent of the general population may have a patent foramen ovale, but fortunately, most have the benign, asymptomatic version.

From Textbooks • Jun. 19, 2013

In the case of severe septal defects, including both tetralogy of Fallot and patent foramen ovale, failure of the heart to develop properly can lead to a condition commonly known as a “blue baby.”

From Textbooks • Jun. 19, 2013

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