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| A B C D E F G H I J K L M N O P Q R S T U V W X Y Z # |
Cortisol, P.M.
Test CodeCORTP
Quest Code
4213
CPT Codes
82533
Preferred Specimen
1 mL serum
Minimum Volume
0.5 mL
Instructions
Collect specimen between 3-5 p.m. Indicate collection time on specimen container and test requisition.
Note: Assay not recommended when patient is receiving prednisone/prednisolone therapy due to cross reactivity with the antibody used in this assay.
Note: Assay not recommended when patient is receiving prednisone/prednisolone therapy due to cross reactivity with the antibody used in this assay.
Transport Container
Serum separator tube (SST)
Transport Temperature
Room temperature
Specimen Stability
Room temperature: 7 days
Refrigerated: 7 days
Frozen: 28 days
Refrigerated: 7 days
Frozen: 28 days
Methodology
Immunoassay (IA)
Setup Schedule
Day shift Daily
Report Available
1 day
Reference Range
| 0-3 Days (infants) | |
| Premature (31-35 Weeks) | ≤15.0 mcg/dL |
| Term | ≤14.0 mcg/dL |
| 4 Days-11 Months | Not established |
| ≥1 Year 4 p.m. (3-5 p.m.) specimen | 3.0-17.0 mcg/dL |
Clinical Significance
Cortisol is increased in Cushing's Disease and decreased in Addison's Disease (adrenal insufficiency).
Performing Laboratory
| Quest Diagnostics LLC |
| 200 Forest Street, 3rd Floor, Suite B |
| Marlborough, MA 01752-3023 |
