Umbilical cord blood banking still carries significant misperceptions regarding its potential use. Did you know, that umbilical cord blood is not meant to be used as in an AUTOLOGOUS transplant because stored cord blood contains the same genetic variant or pre-malignant condition that led to the condition being treated in the donor! In other words, a child who develops a genetic condition cannot be treated with his own donated umbilical cord blood! In this session, we will summarize the ACOG committee opinion on umbilical cord blood banking from March 2019.