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The term "Rh Disease" is commonly used to refer to HDFN due to anti-D antibodies, and prior to the discovery of anti-Rh o (D) immune globulin, it was the most common type of HDFN. The disease ranges from mild to severe, and occurs in the second or subsequent pregnancies of Rh-D negative women when the biologic father is Rh-D positive.
Vos originally described Rh-deficiency syndrome in 1961, when a sample of blood failed to respond with several Rh antisera. However, R. Ceppellini used the term "Rhnull" for the first time. So far, at least 43 people from 14 families have been reported in the literature as having the Rhnull phenotype.
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
If you don’t have the “Rh factor” in your blood, you risk having a baby with rhesus disease (Rh disease). Here’s what you need to know about being Rh-negative in pregnancy.
Rh o (D) immune globulin (RhIG) is a medication used to prevent RhD isoimmunization in mothers who are RhD negative and to treat idiopathic thrombocytopenic purpura (ITP) in people who are Rh positive. [2] It is often given both during and following pregnancy. [2] It may also be used when RhD-negative people are given RhD-positive blood. [2]
The term human blood group systems is defined by the International Society of Blood Transfusion (ISBT) as systems in the human species where cell-surface antigens—in particular, those on blood cells—are "controlled at a single gene locus or by two or more very closely linked homologous genes with little or no observable recombination between them", [1] and include the common ABO and Rh ...
It has been suggested that women of child-bearing age or young girls should not be given a transfusion with Rhc positive blood (or Kell 1 positive blood for similar reasons). This would require a lot of extra work in blood transfusion departments and it is considered not economical to do the blood group screening at the present time.
The condition, which occurs due to a portion of the skull being misshapen or too small, can cause symptoms like headaches, dizziness and vertigo, weak muscles, difficulty with balance or ...