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Etymology: L, congenitus, born with; Gk, kyanos, blue, osis, condition
cyanosis present at birth caused by a congenital heart disease or atelectasis of the lungs. See also blue baby.
Cyanosis usually associated with a birth defect, such as stenosis of the pulmonary artery orifice, ventricular septal defect, or a patent foramen ovale or ductus arteriosus.See: tetralogy of Fallot.
See also: cyanosis