Phoenix International Airport Airline Information. Phoenix Sky Harbor International Airport is served by more than 18 airlines, providing non-stop services from Phoenix to many destinations both in the United States and around the world.
If you have this protein, you are Rh positive. If you do not have it, you are Rh negative. Whether you are Rh positive or negative doesnât matter in the ordinary course of your life, as it does not affect your health. It can affect your pregnancy, however, if your Rh factor is negative and your unborn baby is Rh positive. This condition is known as Rh incompatibility. The babyâs blood type is inherited from the mother and father.
1 Direct Coombs test. A negative test result means that your blood does not have antibodies attached to your red blood cells.  Indirect Coombs test. A negative test result means that your blood is compatible with the blood you are to receive by transfusion. A negative indirect Coombs test for Rh factor (Rh antibody titer) in a pregnant woman means that she has not developed antibodies against the Rh-positive blood of her baby.