Which is incorrect with regards to Rhesus isoimmunisation?

Question

TuteeHUB · Accepted Answer

The risk of maternofetal transfusion is very small in a first trimester abortion and thus a smaller dose of anti D could be given

TuteeHUB · Answer

The chance of a Rh-ve mother developing antiD antibodies to a Rh+ve fetus is less than 20% (even if not given antiD)

TuteeHUB · Answer

Anti D must be given within 24 hours to have any substantial effect

TuteeHUB · Answer

The IgM anti D antibodies cannot cross the placenta but the IgG antibodies can

TuteeHUB · Answer

It is a blood product.

1.	Which is incorrect with regards to Rhesus isoimmunisation?
A.	The chance of a Rh-ve mother developing antiD antibodies to a Rh+ve fetus is less than 20% (even if not given antiD)
B.	Anti D must be given within 24 hours to have any substantial effect
C.	The risk of maternofetal transfusion is very small in a first trimester abortion and thus a smaller dose of anti D could be given
D.	The IgM anti D antibodies cannot cross the placenta but the IgG antibodies can
E.	It is a blood product.
Answer» C. The risk of maternofetal transfusion is very small in a first trimester abortion and thus a smaller dose of anti D could be given

Discussion