Fetal Maternal Screen

Overview

  • EPIC Code:
  • LAB2247
  • Soft Test Code:
  • FMSC1
Alternate Names
  • Fetal Screen
Clinical Significance

This test determines if an Rh-negative postpartum mother needs more than one vial of Rh Immune Globulin when she delivers an Rh-positive infant. 


Specimen Collection & Preparation

Specimen Requirements

3.0 mL Whole Blood in a Lavender Top Tube - EDTA


Transport And Storage

24 hours Ambient
48 hours Refrigerated

This Blood Bank test should be performed within 48 hours of collection.


Collection Instructions

Must be drawn within 1 to 24 hours after delivery or miscarriage


Minimum Volume

1.0 mL


Neonatal Volume

Clinical Interpretation

Reference Range:

Negative


Test Comments:

If positive, a Fetal Hemoglobin for Fetal Maternal hemorrhage test will automatically be performed and charged.
 
Kleihauer-Betke Report: Percentage of fetal cells in maternal circulation [Acid Stain]


Methodology:
  • Hemagglutination
Clinical Significance

This test determines if an Rh-negative postpartum mother needs more than one vial of Rh Immune Globulin when she delivers an Rh-positive infant. 


Production Schedule

Sites Performed
  • Parkview Regional Medical Center
Days Performed
Sunday
Monday
Tuesday
Wednesday
Thursday
Friday
Saturday
Departments
  • Blood Bank

Coding & Compliance

CDM

01490917


CPT Coding

85461 (Reflex 85460)