Test Overview
Test Usage

Prenatal screen for possible maternal-fetal blood incompatibility; to expedite provision of blood in cases of obstetrical hemorrhage; to identify candidates for Rh (D) immune globulin. To identify women at risk of having babies affected by hemolytic disease of newborn and to predict risk to fetus.

Reference Range *

Negative antibody screening test.

* Reference ranges may change over time. Please refer to the original patient report when evaluating results.

Test Limitations

Will not detect all maternal-fetal incompatibilities or all antibodies present in a patient's serum.

Test Details
Days Set Up
Daily, 24 hours
Analytic Time

24 hours

Soft Order Code
PN
MiChart Code
LAB3463
Synonyms
  • PN.
  • Prenatal Screen
  • Prenatal Type and Screen
  • Blood Type, ABO, Rh, and Antibody Screen, Prenatal
  • PRENATAL TYPE AND SCREEN
  • AUTOMATED PRENATAL TS
  • ABO RH INT
  • ABSC INT
  • ABSCR
  • GROUP RH
  • ABO RH INTERPRETATION
  • AUTOMATED ANTIBODY SCREEN INT
  • AUTOMATED ABORH INTERPRETATION
  • ABSC INT
  • AUTOMATED ANTIBODY SCREEN INT
  • ABO RH INTERPRETATION
Laboratory
Blood Bank
Section
Blood Bank
Specimen Requirements
Collection Instructions

Collect specimen in a pink top tube. Refrigerate and send intact specimens. 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.

Alternate Specimen
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]
Normal Volume
6 mL whole blood
Minimum Volume
6 mL whole blood
Storage Temperature
R
Additional Information

Test includes ABO type, Rh type, and Antibody Screen. If Antibody Screen is positive, Antibody Identification and Prenatal Antibody Titer will be performed at an additional charge. By ordering this test the clinician acknowledges that additional reflex testing will be performed and billed at a separate additional charge if indicated.

Billing
CPT Code
86900 ABO, 86901 Rh, 86850 Ab Screen
Fee Code
21250 ABO, 21252 Rh, 21253 Ab Screen