blood type Rh-very rare, in Vietnam, blood type Rh-accounted for only 0.04%, while Group Rh + makes up 99.96%. Characteristics of blood type Rh is that they can only receive and for people of the same blood group, particularly women with blood type Rh-, so much death.Persons with blood type Rh-blood group can have for people with Rh + or Rh-but only people whose blood type Rh-only. Cases of persons with blood type Rh-blood is Rh +, the first time there will not be any immediate response would occur. However after 2-4 weeks of the body carries blood type Rh-produces the amount of antibody (resistance D) big enough to stop the Red Rh + is transmitted into the body. After 2-4 months antibody concentrations will reach the maximum level, then further transfusions Rh + a second will cause serious consequences due to blood transfusion complications.The woman is Rh-still has the ability to give birth normally. However, if the husband is Rh + child's birth may be Rh + (or Rh-) and from the second child onwards if the baby is Rh +, the birth would be in danger because the baby was born the mother's blood and will contact one another and the mother is Rh-will create antibodies against factor Rh + baby's born later and will ruin the baby's red blood cells and cause severe anemia, severe jaundice for little, can, danger to life. There are simple precautions. The child immediately after birth, the mother is Rhesus antibodies serum injection (or D-resistant). In severe cases, the fetus should be monitored and special care, treatment approach is primarily transmitted blood when the child is still in the womb through the umbilical vein or shortly after birth.
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