Alpha-Fetoprotein, Amniotic Fluid and Reflex to AchE and Fetal Hgb (NY)

Test Code

17850

CPT Codes
82106<br><strong>This test code is for New York patient testing. For non-New York patient testing, use test code 232.</strong>

Includes

If the AFP MoM is >1.99, Acetylcholinesterase and Fetal Hemoglobin will be performed at an additional charge (CPT code(s): 82664, 83033).

Preferred Specimen

3 mL random amniotic fluid collected in a sterile leak-proof container

Minimum Volume

1.5 mL

Instructions

Avoid contaminating the fluid with blood.

This test is automatically performed on all Alpha-Fetoprotein amniotic fluids when the MoM is greater than 1.99.

Note: Sample may be received frozen for AFP. Once frozen, however, a chromosome study cannot be added.

Transport Temperature

Room temperature

Specimen Stability

Room temperature: 14 days
Refrigerated: 21 days
Frozen: 1 year

Methodology
Gel Electrophoresis • Radial Immunodiffusion (RID)

AFP: Chemiluminescent

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-Sat; Report available: 4 days

Reference Range

See Laboratory Report

Clinical Significance

Elevated AFP concentrations in amniotic fluid provide laboratory support for the diagnosis of neural tube lesion in the fetus.

The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.