Test Catalog

Test ID: FMB    
Fetomaternal Bleed, Flow Cytometry, Blood

Specimen Type Describes the specimen type validated for testing

Whole Blood EDTA

Advisory Information

This test is for the detection of fetal bleed, it should not be used to detect the hereditary persistence of fetal hemoglobin (see HPFH / Hemoglobin F, Red Cell Distribution, Blood) or to detect fetal maternal hemorrhage in a mother with hereditary persistence of fetal hemoglobin.

Shipping Instructions

Specimen must arrive within 120 hours (preferably 24-72 hours) of draw.

Specimen Required Defines the optimal specimen required to perform the test and the preferred volume to complete testing

Container/Tube: Lavender top (EDTA)

Specimen Volume: Full tube

Collection Instructions:

1. Do not centrifuge or aliquot.

2. Invert several times to mix blood.

3. Send specimen in original tube.

Specimen Minimum Volume Defines the amount of sample necessary to provide a clinically relevant result as determined by the Testing Laboratory

1 mL

Reject Due To Identifies specimen types and conditions that may cause the specimen to be rejected

Gross hemolysis Reject
Gross lipemia Reject
Gross icterus Reject
Blood Clotted

Specimen Stability Information Provides a description of the temperatures required to transport a specimen to the performing laboratory, alternate acceptable temperatures are also included

Specimen TypeTemperatureTimeSpecial Container
Whole Blood EDTARefrigerated (preferred)5 days
 Ambient 5 days