🩸RH INCOMPATIBILITY 🧠 Follow @nursewellversed for visual nursing education! Rh incompatibility occurs when an Rh-negative mother is carrying an Rh-positive baby. What is Rh Factor? * Rh-positive: Blood has the Rh protein (O , A , B , AB ) * Rh-negative: Blood lacks the Rh protein (O-, A-, B-, AB-) How Does This Affect Pregnancy? When Rh baby blood mixes with an Rh- mother’s blood, the mother’s immune system develops antibodies against Rh RBCs. These antibodies do not affect the mother but can