CA 19-9

Synonyms: Carbohydrate Antigen 19-9
Computer Code: (RC199)
Specimen Collection: 4 mL blood (red or gold top tube).
Minimum Volume: 2.0 mL
Handling Instructions for Offsite Areas: Allow to clot, centrifuge, remove serum, refrigerate 1 mL serum. Min 0.7 mL serum.
Reference Values: See reference laboratory report.
Lab Code: CC REF
Requisition: SPEC C
Test Frequency: NA
Routine TAT: 6 days
Stat TAT: N/A
CPT Code(s): 86301
LCD or NCD:
Methodology Used:
See Addendum XVII