CA 19-9
Tests:CA 19-9
Overview | |
|---|---|
| Department | Biochemistry |
| Test Code | C199 |
| Synonyms | C199
C19-9 19-9 |
| Test Availability | Tested Monday, Wednesday and Friday afternoons.
Please contact the laboratory if testing is required urgently |
| Turnaround Time | 1 – 4 days |
| Stability – Add test | 24 hours |
Specimen Requirements | |
| Specimen | Serum |
| Preferred | Yellow-Top SST or Red-Top tube |
| Acceptable | |
| Unacceptable | Plasma |
| Specimen Transportation | |
| Paediatric Requirements | 0.5 mL Red microtainer |
Aliquot Requirements | |
| Sample | Serum |
| Preferred Volume | >500 uL |
| Minimum Volume | 200 uL |
| Aliquot Transportation | Samples should be separated from red cells within 24hrs of collection. |
Clinical Information | |
| Reference Intervals | <37 U/mL |
| Test Method | Abbott Alinity CI analyser using Abbott reagents.
CMIA method |
| Advanced Notice | |
| Patient Preparation | |
Comments | |
| Used for monitoring gastrointestinal malignancies
For the serial monitoring of tumours, tumour markers should be tested in the same laboratory. | |
| Owner | Clair Crossley (Crossley1) |
|---|---|
| Last reviewed | 14.09.2026 |
| Next review | 14.09.2027 (OK) |