Abstract:Patent foramen ovale (PFO) is a common clinical entity that is encountered in 20-34% of the general population. In most individuals, this anatomical variation is asymptomatic and goes undetected throughout their lives or is only incidentally discovered on cardiac investigations. In situations when the conduit is large enough and when the right atrial pressure exceeds the left atrial pressure, right to left interatrial flow may occur in these individuals. This creates a channel for translocation of air or throm… Show more
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