Specimen Requirements

Title

ABO Group and Rh Type

Specimen Requirement

Collect lavender(EDTA) and send 4.0 mL whole blood.

If Antibody Screen (ABSCR) is also ordered, each test will require a dedicated lavender(EDTA).

Methodology

Hemagglutination

Stability

Room temp: 7 days, Refrigerated: 7 days

Reference Range

The reference range is determined by the performing laboratory and will show on the report.

Turnaround

1-2 days

Clinical Use

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 newborn. Rho(D) typing is used to determine Rh immune globulin candidacy for prenatal and postpartum patients.

Test Code

ABOG