Rh-negative blood

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Noun1.Rh-negative blood - the blood group whose red cells lack the Rh factor (Rh antigen)
blood group, blood type - human blood cells (usually just the red blood cells) that have the same antigens
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References in periodicals archive ?
Whereas it was noted that in Pakistani diabetic subjects, blood group AB and Rh-negative blood groups were more common14.
People with Rh-negative blood are considered to be the most precious donors.
Conclusion: Frequency of Rh-positive blood group" is B, A, O and AB, whereas the frequency of the most common Rh-negative blood group are A, O, B and AB respectively.
If you have Rh-negative blood and get pregnant by a man with Rh-positive blood, some or all of your children will have Rh-positive blood, but some may be Rh- negative like you.
The patient group had Rh-negative blood group, positive indirect coombs test, and a obstetric history of fetal anemia requiring intrauterine transfusion and/or intrauterine or postpartum fetal demise due to fetal anemia.
Many of these older patients live to develop antibodies and are, thus, in a potentially dangerous situation that mandates they be given Rh-negative blood because subsequent Rh-positive blood transfusions produce negative reactions.