vasa previa

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Related to Vasa praevia: placenta previa, Amniotic fluid embolism

va·sa pre·vi·a

umbilical vessels presenting in advance of the fetal head, usually traversing the membranes and crossing the internal uterine os.
Farlex Partner Medical Dictionary © Farlex 2012

va·sa pre·vi·a

(vā'să prē'vē-ă)
Umbilical vessels presenting in advance of the fetal head, usually traversing the membranes and crossing the internal cervical os.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012

vasa previa

, vasa praevia
The blood vessels of the umbilical cord presenting before the fetus.
See also: vasa
Medical Dictionary, © 2009 Farlex and Partners
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References in periodicals archive ?
(6.) The cost-effectiveness of targeted or universal screening for vasa praevia at 18-20 weeks of gestation in Ontario.
"My advice to pregnant women would be take the time to visit the Vasa Praevia website and make yourself aware of the high-risk groups - that information really could save your baby's life," said Sharon.
On August 10 this year - which would have been Freya's first birthday - Simon will be taking on a shark dive at the Blue Planet Aquarium in Ellesmere Port, to raise money for UK Vasa Praevia.
A postmortem found the vasa praevia, an abnormal blood vessel in the placenta, had been ruptured during birth.
But battling Rebecca overcame the condition - vasa praevia - which kills 95 per cent of sufferers at birth.