Rh-positive


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Related to Rh-positive: Rhesus positive

Rh-positive

(är′āch-pŏz′ĭ-tĭv)
adj.
Containing an Rh factor.
References in periodicals archive ?
Kumar and Gani [14] have found blood group O and Rh-positive members.
Initial observation: A blood donor, who historically phenotyped as group O Rh-negative, now phenotypes as group O Rh-positive.
Rhesus disease is rare because 85 per cent of people are Rh-positive.
To prevent this, women who are Rh-negative who have had an Rh-positive baby should receive an injection of "Rh- immunoglobulin" within 72 hours after giving birth, having an abortion or miscarrying.
Thus, an Rh-negative woman who previously developed anti-Rh antibodies during a pregnancy with an Rh-positive fetus may transmit those antibodies to a subsequent Rh-positive fetus.
Rh immunization is vital even for a woman who is not planning another pregnancy, because Rh-negative people who carry anti-Rh antibody are at risk if they receive a transfusion of Rh-positive blood.
Moreover, an Rh-negative person can withstand one accidental transfusion of Rh-positive blood because the Rh-negative person doesn't develop anti-Rh antibodies until 3 or 4 months later, Klein says.
Labor and delivery records for 1990 and 1991 were reviewed to identify infants of women with type O, Rh-positive blood.
In some cases, a miscarriage or stillbirth may occur when a woman with Rh-negative blood conceives a child by a man with Rh-positive blood, according to Dr.
If the woman has Rh-negative blood and her fetus has Rh-positive, there's a risk the mother will develop antibodies to the fetus's blood, causing life-threatening problems for the fetus.
HDN is a serious and sometimes fatal disorder in which antibodies produced by a pregnant Rh-negative woman attack the red blood cells of her Rh-positive fetus.
The percentages of transfusion services that routinely recommended administration of Rh immune globulin to patients with the weak D phenotype who were transfused with various blood components from Rh-positive donors are listed in Table 2.