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Doctor insights on: O Positive Blood Type Rh Factor

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Blood test says my blood type is O Positive but on the part where is says Rh factor it says negative. How does that make sense? Mean something else?

Blood test says my blood type is O Positive but on the part where is says Rh factor it says negative. How does that make sense? Mean something else?

It doesn't: It doesn't really, but here's what probably happened: If you're pregnant and getting prenatal labs, in RH negative patients who've had a previous pregnancy it's typical to test for RH factor antibody (an immune response against RH+ blood). This test is not necessary in RH+ women, but it was likely done by routine, and the result, as expected in negative since an RH+ person won't have RH Antibody ...Read more

Rh Factor (Definition)

The commonly used terms rh factor, rh positive and rh negative refer to the d antigen of the rh blood group system. In addition to its role in blood transfusion, the rh blood group system—specifically, the d antigen—is used to determine the risk of hemolytic disease of the newborn (hdn). Hdn sometimes occurs when an rh negative mother has an anti-d antibody and gives birth to ...Read more


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When hospitals type and match blood, does it show the Rh factor or just the blood type?

When hospitals type and match blood, does it show the Rh factor or just the blood type?

Oh, MUCH more...: ABO type, Rh type, and a screen for any unusual antibodies from other groups that may affect the safety of transfuson. Typing blood is an extremely deep subject and there are actually dozens of types with which I'm experienced and many more that I've only read about. ...Read more

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Hi doctors !whats Rh factor , is it good or bad for someone to have it with blood type what's the risk of Rh ?

Hi doctors !whats Rh factor , is it good or bad for someone to have it with blood type  what's the risk of  Rh ?

Normal blood type: Rh factor refers to one of two major blood groups for all blood types. People are either rh positive or rh negative. It is important to know your rh status for receiving blood products. Rh determines blood compatibility and is neither good or bad. ...Read more

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My blood type is rh- & my spouse is +. Are Rh factor problems common if my first child is rh+? I rec'd rhogam shots timely. Ttc 2nd child currently

My blood type is rh- &  my spouse is +. Are Rh factor problems common if my first child is rh+?  I rec'd rhogam shots timely.  Ttc 2nd child currently

Rh blood type: Being rh-, any child you bear that has rh+ blood type might be in danger of severe anemia. This incompatibility can be prevented by Rhogam injection at 28 weeks of gestation and again soon after the baby's birth . Having received Rhogam during your first pregnancy and after delivery will help prevent problems with your second baby. Good luck. ...Read more

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Can two parents with o positive blood type make an a positive child? I've heard different answers

Can two parents with o positive blood type make an a positive child? I've heard different answers

Using : Using the ABO blood typing system- two parents with type o blood would have a baby with type o blood. The baby may or maynot be rh positive. ...Read more

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What does it mean if my blood type is o positive?

What does it mean if my blood type is o positive?

Antigens: You lack either the a or b antigens on your blood cells but do have rh positive antigen. It means you can donate blood to anyone who is rh positive irrespective of their blood type. There is no relationship of blood type to blood function or any aspect of health. ...Read more

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What does it mean when your blood type is o positive?

Blood donor: Your red blood cells can be transfused into almost any other person who is rh positive. It has no implications for your health. ...Read more

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My blood type is o positive. My son is ab. What is my husband's blood type?

My blood type is o positive. My son is ab. What is my husband's blood type?

Cannot tell: If a mom has o+ blood type, and says her son is ab (meaning either ab+ or ab negative), there is not enough information to tell what blood type the mom's husband has. ...Read more

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My blood type is o (positive) , does that mean I can only recieve o ( positive or negative) in case of an emergency?

My blood type is o (positive) , does that mean I can only recieve o ( positive or negative) in case of an emergency?

O Positive: O + blood type means you have the rh antibody. If you receive o negative blood, which has no rh antibody, you are ok. If you receive o+ blood, you're ok. But if you donate blood, there may be a problem to the recipient, if they have negative blood type. Any transfusion is preceded by a cross match wherein the two bloods are checked for compatibility to lessen the risk of transfusion react. ...Read more

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If I am a negative blood type, can I receive o positive?

If I am a negative blood type, can I receive o positive?

Not a suitable issue: For self treatment. You are not likely to pick out the blood for your own transfusion. Blood banks do not give incompatible blood. O negative people are given o negative blood except in rare emergencies and even then only to males or post-menopausal women. ...Read more

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The husband is ab blood type and wife is o positive. Can we have a a positive blood?

The husband is ab blood type and wife is o positive. Can we have a a positive blood?

Blood types: You can have children who are a positive or b positive. You potentially could have rh negative children too but that question can't be answered for certain. ...Read more

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Can a couple who both have o negative blood type have a child that has o positive blood?

Can a couple who both have o negative blood type have a child that has o positive blood?

Blood type: Assumming paternity is not in doubt, the rh antigen for one of the parents may be more subtly expressed on routine blood type testing. More detailed tests can be done to diisclose which parent is rh "+" and explain the apparent discrepancy. ...Read more

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O negative and a positive what what could baby have o positive what blood type can baby have

See below: If one parent is o+, and one is o-, the baby is definitely going to be type o. It might be + or - depending on the genetic mix during conception. ...Read more

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If my husband blood type is b negative and my blood type is o positive what will the baby blood type be?

If my husband blood type is b negative and my blood type is o positive what will the baby blood type be?

It can be either: B or O, positive or negative, depending on which 2 genes you both carry. Your husband may have 2 B genes, or a B and an O gene. You may have two positive genes or a positive and a negative gene. B+O would equal B, O+O would equal O. Negative + negative = negative, while negative + positive = positive. It depends on what you both carry and what you pass on! ...Read more

Dr. Oscar Novick
59 doctors shared insights

Blood Type O Positive (Definition)

Blood type O positive (Neither A or B blood type antigen is present, but there is Rh, ...Read more


Dr. Bernard Seif
90 doctors shared insights

Blood Type (Definition)

Refers to the proteins present or not present on the surface of red blood cells. The types are a, ...Read more