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HelpTest ID DCP Des-Gamma-Carboxy Prothrombin, Serum
Useful For
Risk assessment of patients with chronic liver disease for development of hepatocellular carcinoma (HCC)
Aiding in the monitoring of HCC patients post therapy if the des-gamma-carboxy prothrombin level was elevated prior to therapy
Performing Laboratory
Mayo Clinic Laboratories in Rochester
Specimen Type
SerumOrdering Guidance
For diagnostic use, this test is most cost-effective for at-risk patients with normal levels of total and L3 alpha fetoprotein in serum. For more information see L3AFP / Alpha-Fetoprotein (AFP) L3% and Total, Hepatocellular Carcinoma Tumor Marker, Serum.
Specimen Required
Collection Container/Tube:
Preferred: Serum gel
Acceptable: Red top
Submission Container/Tube: Plastic vial
Specimen Volume: 0.5 mL
Collection Instructions: Centrifuge and aliquot serum into a plastic vial.
Specimen Stability Information
| Specimen Type | Temperature | Time |
|---|---|---|
| Serum | Frozen (preferred) | 90 days |
| Refrigerated | 7 days | |
| Ambient | 72 hours |
Reference Values
<7.5 ng/mL
Day(s) Performed
Monday through Friday
CPT Code Information
83951
Report Available
1 to 4 daysReject Due To
| Gross hemolysis | Reject |
| Gross lipemia | OK |
| Gross icterus | OK |
Forms
If not ordering electronically, complete, print, and send 1 of the following forms with the specimen:
-Oncology Test Request (T729)