CA 19-9 (Carbohydrate Antigen 19-9)
Order Name
CA 19-9
Test Number: 2024050
Revision Date 04/17/2019
Test Number: 2024050
Revision Date 04/17/2019
| Test Name | Methodology | LOINC Code |
|---|---|---|
|
CA 19-9 (Carbohydrate Antigen 19-9)
|
Chemiluminescence Assay | 24108-3 |
| SPECIMEN REQUIREMENTS | ||||
|---|---|---|---|---|
| Specimen | Specimen Volume (min) | Specimen Type | Specimen Container | Transport Environment |
| Preferred | 2mL (1mL) | Serum | Clot Activator SST | Refrigerated |
| Alternate 1 | 2mL (1mL) | Plasma | Lithium Heparin PST (Light Green Top) | Refrigerated |
| Instructions | Stability: Ambient 1 day. Refrigerated 7 days. Frozen > 7 days. Unacceptable: gross hemolysis |
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| GENERAL INFORMATION | |
|---|---|
| Testing Schedule | Mon-Fri |
| Expected TAT | 1-3 days |
| Clinical Use | Potentially useful adjunct for diagnosis and monitoring of pancreatic cancer. |
| CPT Code(s) | 86301 |
| Internal Comments | 4/13/17 - Added uancceptable specimen per Shannon in Chem - JLS 7/14/17 updated stability - JK 12/20/17 added 24108-3 - JK 5/22/18 removed Re-baseline Order Code ( 2024051 ) Re-Baseline: CA 19-9 / Result Code ( 2024051 ) RB CA 19-9 6/14/18 Due to limited refrigerated stability, please submit frozen specimens. Stability: Ambient=8 hours; Refrigerated=48 hours; Freeze if testing cannot be started within 48 hours to Stability: Ambient 1 day. Refrigerated 7 days. Frozen > 7 days. - JK 4/17/19 change temp from ref/froz to just refrig - JK |
| Lab Section | Chemistry |