| EX0409 CORTISOL SUPPRESSION BY DEXAMETHASONE, OVERNIGHT LOW DOSE |
| Specimen: |
Administer tablet 1 mg Dexamethasone orally at 11 pm at night. Draw 2 mL (1 mL min.) serum from 1 SST at 8 am the next morning. Ship refrigerated or frozen. |
| Stability: |
| Room |
Refrigerated |
Frozen |
| 8 hrs |
48 hrs |
2 weeks |
|
| Method: |
Chemiluminescent Immunoassay |
| Comment: |
The patient should not be on steroid medication. |
| Report: |
Contact us to know the TAT. |
| Usage: |
Overnight dexamethasone suppression test checks the effect of dexamethasone on cortisol levels in the blood. This is a screening test to document the true hypersecretion of cortisol. Patients with Cushing’s syndrome of any cause will fail to suppress their cortisol secretion with a low dose of dexamethasone. |
| Doctor Specialty: |
Endocrinologist |
| Disease: |
Disorders of Adrenal Gland |
| Components: |
|
| Courier Charges: |
0.00 |
| Home Collection: |
Available (*T&C Apply) |
| Department: |
Biochemistry |
| Pre Test Information: |
Patient to take tablet Dexamethasone orally at 11 pm at night and come for the test next morning at 8 am. The patient should not be on steroid therapy. |
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