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Fetal Hemoglobin, Amniotic Fluid
Test Code36208
CPT Codes
83033<br /> ** This test code is for non-New York patient testing. For New York patient testing use test code 10232.**
Preferred Specimen
1 mL amniotic fluid collected in a sterile transport tube
Minimum Volume
0.5 mL
Transport Temperature
Refrigerated (cold packs)
Specimen Stability
Room temperature: 14 days
Refrigerated: 4 months
Frozen: 3 years
Refrigerated: 4 months
Frozen: 3 years
Methodology
Immunodiffusion (ID)
FDA Status
This test was developed and its analytical performance characteristics have been determined by Quest Diagnostics. It has not been cleared or approved by the U.S. Food and Drug Administration. This assay has been validated pursuant to the CLIA regulations and is used for clinical purposes.
Setup Schedule
Set up: Mon, Wed, Fri; Report available: 3-6 days
Reference Range
Negative
Clinical Significance
This test is most useful in assessing the cause of weak positive Acetylcholinesterase results in amniotic fluid samples that may or may not also have elevated alpha fetoprotein.