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HelpTest Code LAB777 Cancer Antigen 19-9
Collection:
Specimen: Blood
Preferred: Lt Green w/ Gel - Li Hep
Acceptable: SST or Red Top
Specimen Volume: 6 mL; Minimum 4 mL
Pediatric Collection:
Two Green, Gold or Red microtainer filled to 600 uL.
Stability:
Once serum/plasma is separated from cells:
Ambient: 8 Hours
Refrigerated (preferred): 1 Week
Frozen: 2 Weeks
Turn Around Time (TAT):
STAT: 2 HOURS
Routine: 4 HOURS
Test Availability:
24 hours a day / 7 days a week
Reference Interval:
< 37.0 U/mL
Interpretive Data:
The Abbott Alinity I Immunoassay System (Chemiluminescense Technology) is used to perform this assay. Reference range is adapted from Abbott method literature. Results obtained by other manufacturers’ assays may be different and should not be interpreted interchangeably.
CA 19-9 is useful in monitoring of diseases status in those patients having confirmed pancreatic cancer. Serial testing for CA19-9 antigen concentrations should be used in conjunction with other clinical methods used for monitoring pancreatic cancer. The CA 19-9 assay value, regardless of level, should not be interpreted as absolute evidence of the presence or absence of malignant disease.
Additional Test Codes
CA 19-9
Performing Laboratory Section
Chemistry / UMC MAIN LABORATORY