Chromogranin A

Centralized Core Laboratory:Chemistry

Test ID/Workstation: CHRMA MAYO

Specimen Type: Blood

Tube Type: Red top (no anticoagulant) tube

Collection Volume: 1.5 mL (minimum 0.5 mL)

Storage: Frozen

Availability: Sent to reference lab

Methodology: Homogeneous automated immunofluorescent assay using Time-Resolved Amplified Cryptate Emission (TRACE) technology.

Special Instructions: Spin down and remove serum from clot. do not submit in original tube.

Proton pump inhibitor drugs should be discontinued for at least 2 weeks before collection

Lab/Phone: 330-543-8418

TAT: 1-3 days

Additional Info: Reference range: <93 ng/mL
(Reference values apply to all ages)

CPT Code: 86316

Synonyms: -

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