Maternal-fetal Rhesus (Rh) factor incompatibility in Arar, northern Saudi Arabia.

Background And Aim: Rh isoimmunization still contributes to the neonatal morbidity and mortality due to non-immunization, under-immunization, and in rare cases, false Rh typing. The main objective of this study was to determine the prevalence of Rh incompatibility, mothers' knowledge about Rh incompatibility, mothers' knowledge about anti-D immunoglobulin and to show the pregnancy outcome of Rh negative mothers.

Methods: A cross-sectional study was carried out at the Maternity and Children Hospital in Arar city from November 2016 to May 2017.