Epic Code LAB155 CA 125 Level
Test Name Alias
Cancer Antigen 125 Level | CA 125 Level | Ovarian Cancer-Related Antibodies | CA125 | SHO6786 | 1230100433
Interface Order Alias
10025
Collection Instructions
Specimen Collection: Blood
Container(s): Gold Top (Serum Separator-SST Gel) or Light Green Top (Lithium Heparin Gel)
Preferred Volume to Collect: 4.5 mL
Minimum Volume to Collect: 2.0 mL
Neonate Volume to Collect: 1.0 mL
Capillary collect ok? Yes
Microtainer acceptable: Yes
Collection Instructions:
- After collection, gently invert tube 8-10 times.
- Specimen should be processed within 2 hours See Processing Instructions.
Processing Instructions (Laboratory, Outpatient or Off-site collection)
- Processed Specimen: Serum or Plasma
- Centrifuge/Spin: Yes
- Aliquot: Not needed
-
Processing Instructions:
- Serum is preferred specimen type
- Green Tube/Plasma: Centrifuge after collection.
- Gold Tube/Serum: Allow blood to clot for 30 minutes in a vertical position and centrifuge within 2 hours.
- Minimum volume: 1.0 mL Serum or Plasma
- Transport Temperature: Refrigerated
Specimen Transport Temperature
Refrigerate
Specimen Stability
Ambient: 8 hours
Refrigerate: 72 hours
Frozen: aliquot plasma/serum for longer storage
Laboratory Retention: 72 hours
Test Frequency
Available daily, usual TAT 1 day
Reference Range
≤ 38.0 U/mL
Performing Department
Chemistry
Performing Department Laboratory Location
CHW: Corewell Health Reference Laboratory, Grand Rapids, MI
CHS: Corewell Health Lakeland St. Joseph Laboratory, St. Joseph, MI
Methodology
Method is Roche cobas Electrochemiluminescense Immunoassay.
Patient results determined by assays using different manufacturers for methods may not be comparable.
CPT
86304
CDM Code
3028630401
Epic Test ID
1230100433
LOINC
CA 125 : 10334-1
Mayo Access Code
SHO6786
Reviewed Date
3/7/2024
Updated Date
3/14/2024 - Reference Range and Important Note
4/29/2025 - CHS info added
12/2/2025 - Gold Top Preferred specimen
Orderable Regions
Southwest; West