Platypnea‐orthodeoxia syndrome (POS) is a rare but clinically important form of dyspnea.
The syndrome is characterized by dyspnea and arterial oxygen desaturation that occurs in …

Patent foramen ovale (PFO) is a common variant present in up to 25% of the population.
Atrial septal defect (ASD) is a direct communication between the 2 atrial chambers, of which …

BACKGROUND: Contrast injections during transesophageal echocardiography for patent
foramen ovale (PFO) detection may be false negative. The characteristics of false-negative …

Patent foramen ovale (PFO) is the most common type of inter‐atrial shunt, with prevalence
as high as 30%. Detection of PFO has implications in patients with stroke, peripheral …

Aims Patients with dextro‐transposition of the great arteries (d‐TGA) status post atrial switch
operation are vulnerable to complications such as baffle leaks. The best noninvasive …

Transesophageal echocardiography (TEE) with agitated saline contrast (“bubble study”) is
the gold standard for detection of patent foramen ovale (PFO). Standard provocative …

Percutaneous device closure is now the method of choice for ASD [1] and PFO [2] closure,
but success remains imperfect [1, 2] despite the wide range of devices available, and …

Stepwise Progression of Right-to-Left Atrial Shunting through a Combination of Patent Foramen
Ovale and Tricuspid Regurgitation - PMC Back to Top Skip to main content NIH NLM Logo …

Intracardiac platypnea–orthodeoxia syndrome (POS) is a pathological condition that leads to
a reduction in oxygenation in the sitting position. The detection rate of patent foramen ovale …

I have been asked by counsel for the defendant in this matter, 3M Company, to summarize
the state of the epidemiologic evidence on the human health effects of perfluoroalkyl and …