Is O negative blood Rh negative?

Welcome to the Rh-Negative Registry! While the main objective of this site is the Rh- Registry, we would also like to give you the opportunity to learn more about human blood types, associated genetic conditions and complications of incompatibility. read more

The O negative blood type is particularly helpful in emergency situations. With O negative blood transfusion, trauma and accident victims are given a chance at life. This blood type is called universal because it can be transfused to almost any patient in need of whatever blood group. read more

Rh-Negative Blood Lineages . One population which contains an unusually high frequency of the gene for the Rh-Negative blood type are the Basques from northeastern Spain. The Basques have the highest incidence of the gene out of any population in the world. read more