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Wednesday, September 28, 2011

What is Rh factor?



Rh factor

An antigen (protein), which is located on the surface of red blood cells, red
blood cells. About 85% of people have this same Rh factor and,
respectively, are Rh-positive.

The remaining 15%, which it. No, Rh-negative. Usually the negative Rh factor no
trouble to its owner does not bring. Special attention and care required by only
Rh-negative pregnant women.

If a future mother Rh negative and positive in the future pope, there is
risk of Rhesus-conflict. But he can begin only if the child inherit his father's Rh. Then his blood will be poorly compatible with the mother's blood.

What is Rhesus-conflict? Rh fetal overcomes

placental barrier and enters the mother's blood, and her body by taking the fruit
as something alien, begins to produce protective antibodies. Defending his mother,
These antibodies are a serious threat to her child.

Rhesus-conflict possible intrauterine fetal death and miscarriage at any stage
pregnancy.

Antibodies mother cross the placenta and destroy red blood cells of the child. In the blood there is a large amount of a substance called bilirubin. Bilirubin
stains the baby's skin yellow.

Because the fetal red blood cells continuously destroyed his liver and spleen are trying to accelerate the development of new red blood cells, thus increasing in size. In the end, and they do not cope with the completion of loss of red blood cells.

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