Test Overview
Genetic counseling in cases of potential Rh incompatibility; evaluate the potential for maternal-fetal blood incompatibility.
Interpretive report provided.
* Reference ranges may change over time. Please refer to the original patient report when evaluating results.
Test Details
24 - 72 hours
- Prenatal, Father's Blood
- Rh Phenotype
- Zygosity of Rho(D) Factor
Specimen Requirements
Collect specimen in a pink top tube. Refrigerate and send intact specimen. The requisition and blood sample should be submitted with the obstetrical patient's name and medical record number. The man's name should be noted on both the tube label and the requisition. Please send obstetrical antibody identification results if this test has been performed at your institution. Specimens are unacceptable if collected in serum separator tube, contaminated, or grossly hemolyzed. Specimens sent for Blood Bank testing cannot be split for use by other laboratories.
IN-HOUSE: Lavender top tube (intact specimen) may be substituted for Pink top. All other specimen types are unacceptable. MLABS: Pink top tube (intact specimen) is preferred; the following are acceptable: lavender top (glass or plastic), red top (glass only). Plastic red top tubes will be rejected without exception. [10/03; rev 4/04]
6 mL whole blood
2 mL whole blood