Etiqueta: single
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Single Umbilical Artery

The normal umbilical cord has two arteries and one vein, that being said Absence of one of the umbilical arteries can happen -how often you may ask-, not that often roughly in 0.5-5% of neonates (depending on the filters applied) But we can use 1% as a mnemonic value. In 10-27% of cases the fetus…