HCG, Tumor Marker

Message

Sendout, Mayo test code: BHCG

Test Code

LAB752

Alias/See Also

Human Chorionic Gonadotropin
Gonadotropin
BHCG

CPT Codes
84702

Preferred Specimen

1 mL serum from a gold serum gel tube

Patient Preparation
For 12 hours before specimen collection, do not take multivitamins or dietary supplements containing biotin (vitamin B7), which is commonly found in hair, skin, and nail supplements and multivitamins.

Minimum Volume

0.75 mL

Other Acceptable Specimens

Red tube

Instructions

Centrifuge and aliquot serum into a plastic vial.

Transport Container

Plastic vial

Transport Temperature

Refrigerated

Specimen Stability

Refrigerated: 7 days
Frozen: 180 days

Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)

Gross Hemolysis

Methodology
Electrochemiluminescence Immunoassay

FDA Status
Approved

Setup Schedule

Monday through Friday

Report Available

1-3 days

Reference Range

Included with report

Clinical Significance

Monitoring patients for retained products of conception

Aiding in the diagnosis of gestational trophoblastic disease (GTD), testicular tumors, ovarian germ cell tumors, teratomas, and, rarely, other human chorionic gonadotropin (hCG)-secreting tumors

Serial measurement of hCG following treatment for:
-Monitoring therapeutic response in GTD or in hCG-secreting tumors
-Detecting persistent or recurrent GTD or hCG-secreting tumors

This test is not intended to detect or monitor pregnancy.

Performing Laboratory
Mayo Clinic Laboratories, Rochester, Minnesota

Additional Information
Beta-Human Chorionic Gonadotropin, Quantitative, Serum

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.