Testing Laboratory
Auckland Te Toka Tumai | Auckland HospitalDepartment
Chemical Pathology
Delphic Registration Code (Alpha Code)
C153
Test Code (Numeric Code)
3761
Laboratory Handling
Registration
OTHER FLUIDS: Please give a copy of the form to the Cobas operator
Sample Stability
48 hours at 20-25°C, 5 days at 2-8°C, 90 days at -20°C
Synonyms
CA-15-3, Cancer Ag 15-3, CA15-3, CA153, Carbohydrate antigen 15-3
Turnaround Time
3 hours
Specimen Type
- Plasma
- Serum
Specimen Requirements
Tube/Container Type:
Preferred
- Lithium Heparin PST- Gel (Light Green Cap)
Acceptable
- Lithium Heparin - Non-gel (Green Cap)
- Plain (Red Top)
- SST II (Gold Cap)
Preferred Sample Volume (ml)
5
Minimum Sample Volume (ml)
3.5
No of Samples Required
1
Paediatric Specimen Requirements
Tube/Container Type:
Preferred
- Lithium Heparin PST- Gel (Light Green Cap)
Acceptable
- Lithium Heparin - Non-gel (Green Cap)
- Plain (Red Top)
Preferred Sample Volume (ml)
0.5
Minimum Sample Volume (ml)
0.5
Pre-testing Requirements
0.5 mL Paediatric Microtainer PST Blood (Preferred)
0.5 mL Paediatric Microtainer Heparin Blood
0.5 mL Paediatric Microtainer Plain Blood
Last updated: 23/07/2026