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Updated: Jun 20, 2026
Closure of a Patent Foramen Ovale (PFO): An Intervention Sequence
Published on: December 23, 2022
Patent foramen ovale, systemic embolization, and closure
Insights
Patent foramen ovale (PFO) is gaining attention in cardiovascular disease due to its links with paradoxical embolism, stroke, and migraine. Echocardiography has aided in its diagnosis and understanding of right-to-left shunts.
Area of Science:
- Cardiovascular Medicine
- Neurology
Background:
- Patent foramen ovale (PFO) is increasingly recognized in cardiovascular disease.
- Several factors contribute to this heightened interest, including paradoxical embolism and right-to-left shunting.
Purpose of the Study:
- To explore the growing significance of PFO in modern medicine.
- To highlight the diagnostic role of echocardiography.
- To review the association of PFO with stroke prevention and migraine.
Main Methods:
- Review of existing literature and case studies.
- Analysis of diagnostic trends using echocardiography.
- Examination of etiological factors for PFO-related conditions.
Main Results:
- PFO is implicated in paradoxical embolism and stroke.
- Echocardiography is a key diagnostic tool for identifying PFO and shunts.
- A recent focus is the PFO-migraine connection.
Conclusions:
- PFO is a critical consideration in cardiovascular and neurological conditions.
- Further research into PFO's role in stroke and migraine is warranted.
- Echocardiographic assessment is vital for PFO diagnosis.
Abstract:
Patent foramen ovale has become the subject of increasing interest in modern cardiovascular disease. This has been the result of several factors including, among others, description of paradoxical embolism, documentation of patent foramen ovale with right to left shunt, the rather ubiquitous use of echocardiography, the issue of stroke prevention, and more recently, the relationship between patent foramen ovale and migraine.
