Cancer Antigen (CA) 15-3
Test Summary
CA 15-3 may be useful for monitoring patients with metastatic breast cancer and certain ovarian cancers. The CA 15-3 values from sequential samples have a high correlation with the clinical course in most patients with metastatic breast cancer.
Aliases
- CA 15-3
Specimen Collection
Special Instructions
N/A
Preferred Specimen
1 mL serum
Minimum Volume
1 mL
Instructions
Avoid hemolysis. Allow to clot in an upright position for 30 minutes. Centrifuge 10 minutes. Keep tightly stoppered.
Patient Preparation
N/A
Storage
Original tube preferred, may be sent in a screw-top transfer tube.
Transport Temperature
Refrigerated
Specimen Stability
- Room Temperature = 48 hours
- Refrigerated = 5 days
- Frozen = 3 months
Limitations
N/A
Other Acceptable Specimens
N/A
Unacceptable Specimens
Hemolysis, Lipemia, incorrect specimen type, insufficient sample volume, improper storage conditions, exceeds specimen stability guidelines, contaminated sample.
Order Code
CA153
EPIC (Premier) Code
LAB6857
Includes
N/A
CPT Code
- 86300
Billing Code
- 500334
CPT Statement
Methodology
Immunoassay (IA)
FDA Status
FDA Approved
Physician Attestation of Informed Consent
N/A
Testing Laboratory
CompuNet Clinical Laboratories, LLC
2308 Sandridge Drive
Moraine OH, 45439
2308 Sandridge Drive
Moraine OH, 45439
Department
Chemistry
Reference Range
<32 U/mL
Setup Schedule / Expected Turnaround Time
24/7; Report available: Daily
Specimen Collection
Special Instructions
N/A
Preferred Specimen
1 mL serum
Minimum Volume
1 mL
Instructions
Avoid hemolysis. Allow to clot in an upright position for 30 minutes. Centrifuge 10 minutes. Keep tightly stoppered.
Patient Preparation
N/A
Storage
Original tube preferred, may be sent in a screw-top transfer tube.
Transport Temperature
Refrigerated
Specimen Stability
- Room Temperature = 48 hours
- Refrigerated = 5 days
- Frozen = 3 months
Limitations
N/A
Other Acceptable Specimens
N/A
Unacceptable Specimens
Hemolysis, Lipemia, incorrect specimen type, insufficient sample volume, improper storage conditions, exceeds specimen stability guidelines, contaminated sample.
Result Information
Methodology
Immunoassay (IA)
Testing Laboratory
N/A
Reference Range
<32 U/mL
Setup Schedule / Expected Turnaround Time
24/7; Report available: Daily