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False negatives are common, however, there is no false positive. It is best to get a blood test to be absolutely sure.

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Q: If you take a blood test and it comes back positive and then 2 days later you take another blood test and it comes back negative could you still be pregnant?
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Related questions

Can o negative man marry other blood group girls?

Can o negative blood boy pregnant o positive girl


Is negative blood compatible wiyh positive blood?

Negative blood can be given to someone with positive blood. Positive blood CANNOT be given to someone with negative blood.


What does blood type OE stand for?

There is no blood type OE. There are 8 different blood types, A positive and negative, B positive and negative, O positive and negative, and AB positive and negative.


Can a negative donate blood to A positive?

No, an O Positive person cannot donate to an A Negative person because the person who is Negative, or Rh Negative, will react to the Positive (Rh Positive) blood. Negative can only get Negative, Positive can get Positive or Negative.


Would there be prob if a negative blood gr man marries a positive blood gr woman?

If you want to have children you will have to educate yourself about the negative blood type. If you become pregnant with a child that has positive blood, you may encounter complications if not treated. There is a simple shot they will give you while pregnant and after giving birth that will prevent any problems.


What is the difference between positive and negative b blood type?

Human blood has a protein (rH). If you have rH in your blood you have positive blood type, if you are lacking rH you have a negative blood type. Negative blood rejects positive blood because it is lacking the chemical, however positive blood can accept both negative or positive blood.


What are the problems if a man with o negative blood group marry a women with a positive blood group?

When they become pregnant there should not be any problems related to the rhesus blood groups - this would only be a potential problem if the mother was negative, and the father was positive.


Had your period two days and at first pregnancy test was negative then ten hours later positive could you be pregnant?

yes you could be pregnant,.. use another test after a few days, or seek a blood test from a doctor


Can blood be either B positive or negative?

Not exactly. Human blood may have positive (ca. 80%) or negative (remaining 20%) Rhesus factor. It means that that a substance known as Rhesus factor is either found or not in a human blood test. Transfusion of "positive" blood to a "negative" recipient may result in very negative consequences (but not vise versa) . A problem known as Rhesus conflict may arise when a Rhesus-negative woman is pregnant with a Rhesus-positive baby.The name Rhesus factor comes from Rhesus monkey in which it was first found.


If RH positive female gets pregnant with RH negative male then?

I am female with AB-positive blood type and my mate has o-negative blood.what complication does it have during pregnancyand to our child?


Is blood pressure negative or positive feedback?

Is the clotting of blood an example of positive or negative feedback?


Can Rh antibodies of Rh- be detected?

A person who is Rh negative may have antibodies if he or she has been exposed in the past to Rh positive blood. Rhogam will prevent this sensitization in a pregnant woman with negative blood carrying an Rh positive baby.