RT Book, Section A1 Upham, Bryan A1 Prasto, revised by Julianne A2 Zaoutis, Lisa B. A2 Chiang, Vincent W. SR Print(0) ID 1146125508 T1 Umbilical Artery and Vein Catheterization T2 Comprehensive Pediatric Hospital Medicine, 2e YR 2017 FD 2017 PB McGraw-Hill Education PP New York, NY SN 9780071829281 LK accesspediatrics.mhmedical.com/content.aspx?aid=1146125508 RD 2024/11/10 AB Unique to the neonate, lifesaving central access can be achieved through catheterization of the umbilical vessels. Umbilical artery catheterization can routinely be performed in newborns up to 24 hours old and occasionally in those up to 1 week old. Umbilical vein catheterization is feasible up to 2 weeks of age.1