Percutaneous Umbilical Cord Blood Sampling Percutaneous Umbilical Cord Blood Sampling Percutaneous Umbilical Cord Blood Sampling Percutaneous umbilical cord blood sampling (PUBS) is a diagnostic procedure in which a doctor extracts a sample of fetal blood from the vein in the umbilical cord. This blood can be analyzed to detect chromosomal defects or other abnormalities. PUBS is also known as umbilical vein sampling, fetal blood sampling.. 2014. 6. 11. 이전 1 다음