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Test Code SGSS Synthetic Glucocorticoid Screen, Serum


Ordering Guidance


 



Specimen Required


Supplies: Sarstedt Aliquot Tube, 5 mL (T914)

Collection Container/Tube:

Preferred: Red top

Acceptable: Serum gel

Submission Container/Tube: Plastic vial

Specimen Volume: 2 mL Serum

Collection Instructions: Centrifuge and aliquot serum into a plastic vial.


Useful For

Confirming the presence of listed synthetic glucocorticoids in serum specimens (see Interpretation)

 

Confirming the cause of glucocorticoid-induced adrenal insufficiency

 

This test is not useful for detection of fluticasone propionate.

Method Name

Liquid Chromatography Tandem Mass Spectrometry (LC-MS/MS)

Reporting Name

Synthetic Glucocorticoid Screen, S

Specimen Type

Serum

Specimen Minimum Volume

Serum: 1.1 mL

Specimen Stability Information

Specimen Type Temperature Time
Serum Frozen (preferred) 14 days
  Refrigerated  7 days
  Ambient  24 hours

Reference Values

Negative

Cutoff concentrations

Betamethasone: 0.10 mcg/dL

Budesonide: 0.20 mcg/dL

Dexamethasone: 0.10 mcg/dL

Fludrocortisone: 0.10 mcg/dL

Megestrol acetate: 0.10 mcg/dL

Methylprednisolone: 0.10 mcg/dL

Prednisolone: 0.10 mcg/dL

Prednisone: 0.10 mcg/dL

Triamcinolone acetonide: 0.10 mcg/dL

 

Values for normal patients not taking these synthetic glucocorticoids should be less than the cutoff concentration (detection limit).

Day(s) Performed

Wednesday

Report Available

5 to 14 days

Performing Laboratory

Mayo Clinic Laboratories in Rochester

Test Classification

This test was developed and its performance characteristics determined by Mayo Clinic in a manner consistent with CLIA requirements. It has not been cleared or approved by the US Food and Drug Administration.

CPT Code Information

80299

LOINC Code Information

Test ID Test Order Name Order LOINC Value
SGSS Synthetic Glucocorticoid Screen, S 43141-1

 

Result ID Test Result Name Result LOINC Value
23593 Betamethasone 41745-1
23594 Budesonide 41747-7
23595 Dexamethasone 14062-4
23596 Fludrocortisone 41754-3
23600 Megestrol Acetate 41762-6
23601 Methylprednisolone 14186-1
23602 Prednisolone 12727-4
23603 Prednisone 12434-7
23605 Triamcinolone Acetonide 41767-5