Patent foramen ovale - UpToDate
Aug 24, 2022 · Patent foramen ovale (PFO) is a congenital cardiac lesion that frequently persists into adulthood [1-3]. Although most patients with a PFO are asymptomatic, a variety of clinical manifestations may be associated with PFO, most importantly cryptogenic stroke.
Fig. 1. Patent foramen ovale shunt grading by a …
Recent prospective controlled studies have demonstrated that transcatheter closure of a patent foramen ovale (PFO) reduces recurrent stroke risk in select patients, especially in patients...
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Guidelines for the Echocardiographic Assessment of …
The patent foramen ovale (PFO) is more common and is present in greater than 20%–25% of adults. The clinical syndromes associated with ASD and PFO are extremely variable and represent a significant health burden that spans …
Proper Sizing of Patent Foramen Ovale and Grading of Residual …
Jan 1, 2021 · Gaspardone et al. (1) report that pre-procedural spontaneous right-to-left shunt (RLS) grade and patent foramen ovale (PFO) width are predictors of significant residual RLS …
In patients with a history of DVT requiring lifelong anticoagulation and a concomitant PFO-associated stroke, the SCAI guideline panel suggests PFO closure plus lifelong …
Patent foramen ovale | Radiology Reference Article
Apr 3, 2025 · A patent foramen ovale (PFO) is a normal fetal interatrial connection which can persist into adult life. This can cause stroke due to paradoxical embolus.
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SCAI Guidelines for the Management of Patent Foramen Ovale
Patent foramen ovale (PFO) is a vestigial congenital cardiovascular structure present in around 25% of adults. In most cases, PFO is entirely benign and requires no treatment. However, it …
Echocardiographic Evaluation of Patent Foramen Ovale …
Patent foramen ovale (PFO) has been linked to several clinical syndromes including cryptogenic stroke in the young (1), decompression sickness in divers (2), and migraine with aura (3). PFO is common, occurring in 20.2% to 34.4% …
Transesophageal Echocardiography for Quantifying …
Jan 1, 2002 · Usually, PFO size is assessed semiquantitatively by transthoracic echocardiography, by TEE, or by transcranial Doppler ultrasonography on the basis of the number of contrast microbubbles appearing in the left atrium or …
In evaluating patients with known patent foramen ovale (PFO) and cryptogenic strokes, healthcare providers often question whether percutaneous closure of PFO can prevent recurrence of …
