Chromogranin A




Test Mnemonic

CHROMA

CPT Codes

  • 86316 - QTY (1)

LOINC ®

9811-1

Aliases

  • CgA

Performing Laboratory

Cleveland Clinic Laboratories


Specimen Requirements

Volume Type Container Collect Temperature Transport Temperature Special Instructions
1 mLSerumSST (Gold) FrozenWithin 2 hours of collection; centrifuge and transfer serum to CCL transport tube and freeze.

Alternate Specimen Requirements

Volume Type Container Collect Temperature Transport Temperature Special Instructions
1 mLSerumNo additive (Red) FrozenWithin 2 hours of collection; centrifuge and transfer serum to CCL transport tube and freeze.

Minimum Specimen Requirements

Volume Type Container Collect Temperature Transport Temperature Special Instructions
0.5 mL     

Stability

Environmental Condition Description
Ambient48 hours
Refrigerated48 hours
Frozen30 days

Days Performed

Mon, Thu

Turnaround Time

7 days

Methodology

Name Description
Immunofluorescence 

Reference Range

Chromogranin A
Sex Age From Age To Type Range Range Unit
       Normal<187ng/mL

Special Info

Plasma is not acceptable. Grossly hemolyzed samples will be rejected. The Chromogranin A test was performed using the B·R·A·H·M·S CgA II KRYPTOR method. Results obtained with different assay methods or kits cannot be used interchangeably.

Clinical Info