Patent ductus arteriosus - Wikipedia

2019-6-19 · Early symptoms are uncommon, but in the first year of life include increased work of breathing and poor weight gain.An uncorrected PDA may lead to congestive heart failure with increasing age.. The ductus arteriosus is a fetal blood vessel that closes soon after birth. In a PDA, the vessel does not close and remains "patent" (open), resulting in an irregular transmission of blood between the ...

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