A postpartum woman is Rho(D)-negative and needs an injection of Rho(D) immune globulin. Which of the following doses would the perinatal nurse expect to be ordered?
A.
120 µg
B.
250 µg
C.
300 µg
D.
350 µg
ANS: C
Nonsensitized women who are Rho(D)-negative and have given birth to an Rh(D)-positive infant should receive 300 µg of Rho(D) immune globulin (RhoGAM) within 72 hours after giving birth. RhoGAM should be given whether or not the mother received RhoGAM during the antepartum period. In some situations (e.g., hemorrhage, exchange of maternal-fetal blood), a larger dose of RhoGAM may be indicated.
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