A–Z Glossary

Rh incompatibility

Rh incompatibility is a pregnancy blood-type mismatch in which the pregnant person is Rh-negative and the fetus is Rh-positive.

← Back to A–Z Glossary

Search results for: Rh incompatibility

Blood type Rh factor and Rh incompatibility

Blood type Rh factor and Rh incompatibility

What is the Rh factor? The Rh factor, often referring specifically to the D antigen in the Rh blood group system, is a protein on red blood cells. A person whose red blood cells carry this protein is Rh-positive. A person whose red blood cells do not carry it is Rh-negative. Rh status is inherited […]