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Test Code CA199 Carbohydrate Antigen 19-9 (Cancer Antigen 19-9)

Additional Codes

Epic EAP
LAB777 Carbohydrate Antigen 19-9

Specimen Requirements

Container/Tube Type: 

Green No Gel (Lithium Heparin)
Light Green (Lithium Heparin Plasma Separator Tube)
Red (No Additive)
SST (Serum Separator)

 

Preferred Collection Container: 

Green No Gel (Lithium Heparin)
Light Green (Lithium Heparin Plasma Separator Tube)

 

Also Acceptable Collection Container: 

Plasma from Lavender tubes is acceptable but will not route in the Laboratory Information System (Sunquest).

 

Collection Information: 

Spin down and send 0.6 mL of serum refrigerated.

 

Minimum Sample Volume: 

0.5 mL

Performing Laboratory

Pathology Laboratory, UnityPoint Health, Des Moines

CPT

86301

Methodology

Electrochemiluminescence

Stability

Refrigerated Stability: 

7 days - Preferred

 

Frozen Stability: 

90 days

 

Ambient Stability: 

8 hours

Performance

Performed: 

Monday-Friday 8:00a to 10:00p
Saturday-Sunday 9:00a to 5:00p

 

Analytical Time: 

2 hours

 

Testing Laboratory: 

Pathology Laboratory

 

Laboratory Section: 

Core Laboratory

 

Interpretive Data: 

The testing method is an electrochemiluminescence assay manufactured by Roche Diagnostics Inc. and performed on the Cobas system. Values obtained with different assay methods or kits may be different and cannot be used interchangeably.