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Rh blood group system - Wikipedia


An individual either has, or does not have, the "Rh factor" on the surface of their red blood cells. This term strictly refers only to the most ...

Rh Factor - American Pregnancy Association


The Rh factor is a type of protein on the surface of red blood cells. Most people who have the Rh factor are Rh-positive. Those who do not have the Rh factor are  ...

Rh factor blood test Why it's done - Mayo Clinic


Jun 23, 2015 ... The Rh factor test is done during pregnancy to identify a woman's Rh factor. In some cases, the baby's father might need an Rh factor test, too.

Rh Factor Testing | What to Expect


What is Rh factor testing? Learn more about your Rh factor and why it's important to know during pregnancy.

Rh Incompatibility - KidsHealth


... that indicates the Rh factor. If you carry this protein, you are Rh positive. If you don't carry the protein, you are Rh negative.

Definition of Rh factor - MedicineNet


Rh factor: An antigen found on the surface of red blood cells. Red blood cells with the antigen are said to be Rh positive (Rh+). Those without the surface antigen ...

Blood test for Rh status and antibody screen | BabyCenter


If you do have the Rh factor, as most people do, your status is Rh-positive. (About 85 percent of Caucasians are Rh-positive, as are 90 to 95 percent of African ...

Rh Incompatibility: Symptoms, Diagnosis & Treatments - Healthline


Who Is at Risk for Rh Incompatibility? Risk Factors. Any woman who is Rh- negative and is having a child with a father who is ...

What Is Rh Incompatibility? - NHLBI, NIH


Jan 1, 2011 ... "Rh-negative" and "Rh-positive" refer to whether your blood has Rh factor. Rh factor is a protein on red blood cells. If you have Rh factor, you're ...

Rh disease | March of Dimes


Rh factor is a protein that's found on some people's red blood cells. If your red blood cells have the protein, you're Rh-positive. If your red blood cells don't have  ...

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The Rh Factor: How It Can Affect Your Pregnancy - ACOG


The Rh factor can cause pregnancy problems if you are Rh negative and your fetus is Rh positive. This ACOG patient FAQ explains screening and treatment ...

Rh factor blood test - Mayo Clinic


Jun 23, 2015 ... Rhesus (Rh) factor is an inherited protein found on the surface of red blood cells. If your blood has the protein, you're Rh positive. If your blood ...

Human Blood: Rh Blood Types


Clinically, the Rh factor, like ABO factors, can lead to serious medical complications. The greatest problem with the Rh group is not so much incompatibilities ...