ABO Grouping and Rho(D) Typing

Alternate Name: ABO_RH_LC

  | Blood type; blood group; type and Rh

SAL Code:

122

CPT:

86900, 86901

Turn Around Time:

1-2 days

Setup:

Daily

Department:

Blood Type

Methodology:

Hemagglutination

Specimen Requirements:

Primary Tube:

Lavender

Primary Substance:

Whole Blood EDTA

Temperature

Period

Stable Ambient:

7 days

Stable Fridge:

7 days

Clinical Info:

Determination of ABO blood group and Rh type for transfusion candidates. Group and typing of expectant mothers and newborns may indicate potential for ABO hemolytic disease of the fetus/newborn. Rh typing is used to determine Rh immune globulin candidacy for prenatal and postpartum patients.

Additional Information:

If a CBC and/or an antibody screening test is ordered with this test, please submit a separate 4 mL specimen for each test.

Sample Collection:

Collect patient samples using standard phlebotomy techniques. Click here for additional collection instructions.

Test Limitations:

Abnormal plasma proteins, cold autoagglutinins, positive direct antiglobulin test, and, in some cases, bacteremia may interfere with test interpretation. Variable testing results may be observed with partial antigens, which are rare variants of the D antigen.

Test Handle Instructions:

Specimens should be tested as soon as possible or within 72 hours of collection. Samples that cannot be tested immediately should be stored at 2°C to 8°C. Do not freeze red cells.

Test Information:

Components:

Component Name CPT Loinc
ABO Grouping 883-9
Rh Factor 86901 10331-7