An experienced obstetrician/perinatologist performs the amniocentesis or the cordocentesis.
In a similar manner, US is used with cordocentesis, but in this procedure a needle is guided into the umbilical cord to withdraw fetal blood for testing.
Electronic fetal monitoring occurs after an amniocentesis or cordocentesis to assure fetal well-being.
There are similar risks and potential complications from cordocentesis as well which should be explained.
Fetal assessment includes percutaneous umbilical cord blood sampling (PUBS) (cordocentesis), amniocentesis, amniotic fluid analysis, and ultrasound.