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Doctor insights on: Father Is Rh Positive

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Father Is Rh Positive (Overview)

Just as there are blood types A, B, and O, etc., blood can also be classified as Rh positive or Rh negative. This is determined from a blood test.


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Im Rh negative and the baby's father is Rh positive so what do we do?

Im Rh negative and the baby's father is Rh positive so what do we do?

Only if you are Rh+: Rh positive mothers having rh+ babies-no problem! rh negative mothers with a rh+ baby especially the first and subsequent pregnancies will require Rhogam injection post delivery to prevent future rh disease issues and baby losses. ...Read more

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Father Is Rh Positive (Overview)

Just as there are blood types A, B, and O, etc., blood can also be classified as Rh positive or Rh negative. This is determined from a blood test.


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Rh negative and the baby's father is Rh positive. Do I need rhogham?

Rh negative and the baby's father is Rh positive. Do I need rhogham?

Possibly: With an rh neg mom and an rh pos dad it is possible for your baby to be either rh pos or neg. It will be necessary for the baby to tested after birth and administer Rhogam if he/she is rh positive. The odds of an rh neg baby in this scenario range from zero to 1 in 4. ...Read more

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If you have a Rh negative father and Rh positive mother, is the unborn child at risk? Can it complicate the pregnancy?

If you have a Rh negative father and Rh positive mother, is the unborn child at risk? Can it complicate the pregnancy?

No: Rh incompatibility only occurs when mother is rh negative and baby is rh positive, which can only occur if father is rh positive. Even so it is not very common. Thus rh -ve mothers are always safe with regards to rh incompatibility. ...Read more

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Rh negative and not sure who the baby's father is. Odd are Rh positive like 85% of the population, right?

Rh negative and not sure who the baby's father is. Odd are Rh positive like 85% of the population, right?

Correct: Because you are rh negative, you should be offered Rhogam at 28 weeks and after delivery if the baby is rh positive. Also, there are some other situations where Rhogam may be given, but they are less common. ...Read more

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If a fetus has an Rh negative mother and an Rh positive father, will a miscarriage occur?

If a fetus has an Rh negative mother and an Rh positive father, will a miscarriage occur?

Not if first preg.: Rh sensitization usually occurs after delivery of a child who is Rh +, and mom is -. Fetal blood may mix with maternal blood. If not given Rhogam (antibodies against Rh + blood) her immune system will be sensitized to Rh+. Fathers who are Rh+ may be carriers of Rh - , with 50% chance of an Rh - infant with no risk. Even if sensitized, fetal therapy can allow survival of an Rh + baby. ...Read more

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A Rh positive blood type?

A Rh positive blood type?

Dominant: Positive is dominant over negative. You get one gene from each of your parents, so you are either --, -+, +-, or ++. Only in the case of -- will you have rh negative blood. With -+, +-, and ++, you will have rh positive blood. This makes rh positive blood the most common type of the two. This can be a problem with a baby: if mom is rh pos (+-), dad is rh neg (--), and baby is rh neg (--): attack! ...Read more

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I am Rh positive i was told that my body developed antibodies. What does this mean?

I am Rh positive i was told that my body developed antibodies. What does this mean?

What type of : Antibodies? We all make antibodies and these are essential for fighting infections. You may wish to discuss the matter with your doctor as it is not feasible to address the issue without knowing what antibodies you are concerned about. ...Read more

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I am Rh positive i was told that my body developed antibodies? What does this mean?

Transfusion: The major concern is that a person with rh negative blood may not tolerate your blood donation. I presume that this sensitization was from a recent pregnancy with the baby being rh positive. ...Read more

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I am Rh positive i was told that my body developed antibodies? What will happen after that?

Inconsistent info: About 80% of the population is rh positive. What antibodies did you develop? We all develop antibodies. The information you provided is not amenable to a meaningful answer. ...Read more

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What happens to the blood of an Rh-negative individual who is exposed to Rh-positive blood?

What happens to the blood of an Rh-negative individual who is exposed to Rh-positive blood?

Rh exposure: Exposure to Rh positive blood can produce an immune response and the development of antibodies directed at the Rh antigen. In non-pregnant individuals, this causes no significant problem,, aside from the potential hemolytic reaction if they receive Rh-positive blood again. But blood banks test for this and should easily avoid it. In a woman who may become pregnant, harm to the baby can result. ...Read more