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Laboratory Test Detail

Last Updated: June 5, 2023 @ 9:13 am

91057

Chromogranin A

Specimen:Collect:
  • One SST

Also Acceptable:
  • One Red Top
Submit:
  • 1 mL (Min:0.5 mL) Serum . Submit Frozen. Submit in a Standard Transport Tube.
Special Handling:
  • Allow specimen to clot completely at room temperature
  • Separate aliquot required for each frozen test ordered
  • Separate from cells ASAP
Rejection Criteria:
  • Plasma
Stability:Ambient: 2 Day(s); Refrigerated: 3 Day(s); Frozen: 4 Week(s); Incubated: Unacceptable
Methodology:
  • Immunofluorescence
Performed:Monday, Wednesday, Friday
Reported:2-8 Day(s)
CPT Codes:
  • 86316
Components:
  • 91057 - CHROMOGRANIN A
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