patent foramen ovale…

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heart, section, the middle, pfo, fetuses have a normal opening between the left, right atria, upper chambers, the heart, opening fails to close naturally soon, baby is born, patent foramen ovale, pfo, pfo, persistence of a fetal opening between the left, right atria, upper chambers, the heart, hole allows blood to bypass the lungs, not used, a baby is born, foramen ovale, closes soon, infant is born, foramen ovale, remain open in, 1 out of 5 people, no known risk factors, developing a pfo, infants, a patent foramen ovale, no other heart defects, not have symptoms, sign, occurs only rarely, a pfo is intermittent bluish discoloration, the baby's skin, cyanosis, occurs, crying, straining to pass stool, condition is not treated, heart abnormalities exist, infant, have normal health, in the absence of other heart defects, associated defects, no complications associated, pfo, have been some studies suggesting that older patients, pfos have a higher rate of a certain type of stroke, thromboembolic, older people frequently develop blood clots, in the veins in legs, clots, travel from original site, right side of heart, pfo is present, clot, pass, right side, left side from whence it, travel, brain, become lodged, preventing blood flow to that part, the brain, stroke, baby turns blue, crying, defecating, disorder is only discovered incidentally, a cardiologist performs an echocardiogram, ultrasound, the heart, to evaluate an unrelated heart murmur.