Ordering Recommendation

Refer to aruplab.com/bodyfluids for clinical indications and interpretive information.

Mnemonic
CA-GI FL
Methodology

Quantitative Electrochemiluminescent Immunoassay

Performed

Sun-Sat

Reported

Within 24 hours

New York DOH Approval Status
This test is New York DOH approved.
Specimen Required
Patient Preparation
Collect

Biliary/Hepatic, CSF, Pancreatic, Peritoneal/Ascites, or Pleural fluid.

Specimen Preparation

Centrifuge to remove cellular material. Transfer 1 mL body fluid to an ARUP Standard Transport Tube. (Min: 0.5 mL)

Storage/Transport Temperature

Refrigerated.

Unacceptable Conditions

Specimen types other than those listed. Specimens too viscous to be aspirated by instrument.

Remarks

Specimen source must be provided.

Stability

Ambient: 8 hours; Refrigerated: 5 days; Frozen: 3 months

Reference Interval
Interpretive Data

The Roche CA 19-9 electrochemiluminescent immunoassay is used. Results obtained with different test methods or kits cannot be used interchangeably. The CA 19-9 value, regardless of level, should not be interpreted as absolute evidence of the presence or absence of malignant disease.

For information on body fluid reference ranges and/or interpretive guidance visit https://aruplab.com/bodyfluids/

Compliance Category

Laboratory Developed Test (LDT)

Note
Hotline History
N/A
CPT Codes

86301

Components
Component Test Code* Component Chart Name LOINC
0020747 Cancer Antigen GI (CA 19-9), Body Fluid 26924-1
2013040 Cancer Antigen-GI(CA19-9) Fluid Source 31208-2
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.
Aliases
  • CA 19-9 body fluid
  • CA19-9 Abdominal Fluid
  • CA19-9 Ascites Fluid
  • CA19-9 Paracentesis Fluid
Cancer Antigen-GI (CA 19-9), Body Fluid