Understanding your blood type involves more than just the letters A, B, AB, or O. Below is a summary of the primary characteristics associated with each Rh status.
Understanding Rh Factor and Its Medical Impact on Blood Types
Key Differences at a Glance The distinction between positive and negative blood types defines how the body handles foreign cells. If you inherit one or two copies of this gene, your body produces the Rh protein, making you Rh positive.
If an Rh-negative individual receives Rh-positive blood, their immune system will recognize the protein as a foreign invader. The name originates from the Rhesus monkey, as the antigen was first identified in these animals during the 1940s.
Understanding Rh Factor and Its Medical Impact on Blood Types
If the baby is Rh-positive, the mother receives an injection of Rh immunoglobulin (RhIg), commonly known as RhoGAM. This triggers the production of anti-Rh antibodies, which can cause a dangerous reaction known as a hemolytic transfusion reaction in future exposures.
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