Rh blood group system | 合法藥品大搜索

Thereisnodantigen.Rh(D)statusofanindividualisnormallydescribedwithapositiveornegativesuffixaftertheABOtype(e.g.,someonewhoisAPositivehas ...

Human blood group system involving 49 blood antigens

The Rh blood group system is a human blood group system. It contains proteins on the surface of red blood cells. After the ABO blood group system, it is the most likely to be involved in transfusion reactions. The Rh blood group system consisted of 49 defined blood group antigens[1] in 2005. As of 2023,[update] there are over 50 antigens among which the five antigens D, C, c, E, and e are the most important. There is no d antigen. Rh(D) status of an individual is normally described with a positive (+) or negative (−) suffix after the ABO type (e.g., someone who is A+ has the A antigen and Rh(D) antigen, whereas someone who is A− has the A antigen but lacks the Rh(D) antigen). The terms Rh factor, Rh positive, and Rh negative refer to the Rh(D) antigen only. Antibodies to Rh antigen...