

CHROMOGRANIN A, SERUM
Specimen Required
Alternate Specimen
Rejection Criteria
Methodology
Stability
Reference Range
Performed
Draw blood in a plain red-top tube. Centrifuge, separate and send 1.0 mL serum (0.5 mL minimum) frozen in a screw-capped plastic vial. |
Alternate Specimen
SST |
Rejection Criteria
Plasma |
Methodology
Immunofluorescence assay |
Stability
Room Temperature: 48 hours; Refrigerated: 3 days; Frozen: 4 weeks |
Reference Range
0-103 ng/mL |
Performed
Monday, Wednesday, Friday, Sunday |
Turnaround Time | 2-7 days | ||||
Test Code | CHROA | ||||
CPT-4 Code (s) |
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LOINC Codes |
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