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A patent foramen ovale (PFO) allows blood to bypass the lungs. A baby's lungs are not used when it grows in the womb, so the hole does not cause problems in an unborn infant. The opening is supposed to close soon after birth, but sometimes it does not.
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www.nlm.nih.gov/medlineplus/ency/article/001113.htm
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Foramen ovale (skull) - Wikipedia, the free encyclopedia
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At the base of the skull the foramen ovale (Latin: oval window) is one of the larger of the several holes (the foramina) that transmit nerves through the skull. The foramen ovale is situated in the ...
en.wikipedia.org/wiki/Foramen_ovale_(skull)
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Patent foramen ovale - Overview, While a baby grows in the womb, there is a normal opening between the left and right atria (upper chambers) of the heart. If this opening fails to close naturally soon after the baby is born, the hole is called patent foramen ovale (PFO). ... Definition of Patent foramen ovale:
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www.umm.edu/ency/article/001113.htm
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PFO - Cleveland Clinic Heart and Vascular Institute cardiologists and surgeons treat adult patients with patent foramen ovale ... The foramen ovale is a small hole located in the atrial septum that is used during fetal circulation to speed up the travel of blood through the heart.
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my.clevelandclinic.org/heart/disorders/congenital/pfo.a...
my.clevelandclinic.org/heart/disorders/congenital/pfo.aspx
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A patent foramen ovale (PFO) is a defect in the septum (wall) between the two upper (atrial) chambers of the heart. Specifically, the defect is an incomplete closure of the atrial septum that results in the creation of a flap or a valve-like opening in the atrial septal wall (see illustration).
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my.clevelandclinic.org/disorders/patent_foramen_ovale_p...
my.clevelandclinic.org/disorders/patent_foramen_ovale_pfo/hic_patent_foramen_ovale_pfo.aspx
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Patent foramen ovale — Comprehensive overview covers causes, complications of this heart condition. ... The foramen ovale usually closes within the first or second year of life. However, in at least one out of four people, this opening persists throughout life. This condition, called patent foramen ovale (PFO),
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www.mayoclinic.com/health/patent-foramen-ovale/DS00728
www.mayoclinic.com/health/patent-foramen-ovale/DS00728
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PFO (Patent foramen ovale ... Dr. Fred Bove, a Temple University cardiologist, did a search of the literature for patent foramen ovale in relation to diving and diving risks. ... Patent Foramen Ovale Closure - A button closure (Amplatzer) is performed trans venously without entering the chest. About four weeks after the...
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www.scuba-doc.com/pfo.htm
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Causes of Patent foramen ovale including triggers, underlying medical cause of Patent foramen ovale, risk factors, and what causes Patent foramen ovale. ... Symptoms of Patent foramen ovale...
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www.wrongdiagnosis.com/p/patent_foramen_ovale/causes.ht...
www.wrongdiagnosis.com/p/patent_foramen_ovale/causes.htm
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