If a woman has a Rh factor positive RH (+), then everything is in order, pregnancy can be planned, there are no contra-indications on this side. Even if the husband does not have the same blood group, the child will simply inherit the blood group of the father or mother. But the negative Rh factor Rh (-) in the future mother with a positive father can be a problem.
The danger for the child is small, if pregnancy is the first. When the RH (+) factor enters the mother's blood with the RH () group during childbirth (as well as during an abortion or miscarriage), if the child has received his RH (+) from the father, then problems arise.
As a result of an immunological conflict, the mother's body immediately produces antibodies directed against "aliens". Until a woman becomes pregnant and the child does not have a blood group with a factor RH (+), these antibodies are harmless. Very rarely, these antibodies are formed during the first pregnancy as a reaction to the fetal blood passing through the placenta into the bloodstream of the mother. But the subsequent pregnancy requires mandatory testing for antibodies to the Rh factor (even if the husband's Rh factor is also negative). If antibodies are available, then it is better to postpone conception, because measures are needed to adjust the condition of a woman.
To prevent the occurrence of antibodies - the main task of protecting the fetus. Starting from 8 weeks of pregnancy (once a month), an analysis is made of antibodies to the Rh factor and group antibodies, if incompatibility is possible by blood group: the woman is the 1st, and the man has any other; a woman is 2nd, and a man is 3rd or 4th;
a woman's 3rd, and a man's 2nd or 4th.
At the 28th week of pregnancy of a future mother with a blood group RH (-) and without traces of the presence of antibodies in her blood, a certain dose of immunoglobulin RH. When the RH (+) group appears in the newborn, a repeated dose is introduced within 72 hours after birth. The introduction of immunoglobulin will exclude serious complications that may occur during the next pregnancies health. Sumy. ua.
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