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Test Code DEXSPR DEXAMETHASONE SUPPRESSION TEST

Important Note

The physician provides Dexamethasone dose to the patient and instructs the patient to take the dose before bed (11 p.m.) the night before they will come into the lab to have their blood collected at 8 a.m. Provider places lab order for Dexamethasone Suppression Test (Test Code LAB2046) in their EMR or writes it on a paper form. Patient can be collected for the test at any location.

Additional Codes

Primary ID

Epic Code

Mayo Access ID

DEXSPR

LAB2046 FAH5796

(Lab: Give each specimen a different accession number.)

Specimen Information

Container

Specimen

Temperature

Collect Vol

Submit Vol

Minimum Vol

Stability
Serum Separator Tube Serum

Refrigerate

4 mL 0.5 mL 0.2 mL 5 days
Lithium Heparin (Green Top) Plasma Refrigerate 4 mL 0.6 mL 0.3 mL 5 days

 

Test Schedule / Analytical Time / Test Priority

Daily / 1 day / Available STAT

Method

Chemiluminescence Immunoassay

CPT(s)

Description CPT Code
Dexamethasone Suppression                                  82533

 

Instrumentation

Ortho Vitros 5600

Reference Range

Non-suppression: > 5 ug/dL 

Suppression (normal): <5 ug/dL

Section

Chemistry-1

Performing Location

University of Vermont Medical Center

Is the UVMMC lab NY State Certified to perform this testing?  Yes/No

Yes

LOINC Code Information

Result Code Reporting Name LOINC Code
DEXSPR Dexamethasone Suppression 47851-1