Cortisol, dexamethasone suppression profile - chemiluminescence

Specimen Type/Volume

0.5 mL serum per timed sampling. Collect samples at 0, 4, and 8 h.

Shipping Information

Ship in insulated container with freezer packs.

Collection Protocol

Collect blood into a red-top vacutainer (do not use SST blood collection tubes); avoid hemolysis. Allow the sample to clot. Centrifuge the sample; separate the serum from the cells and transfer to a leakproof, labelled tube. Ensure that each serum sample is individually labelled with time of collection. Refrigerate or freeze and ship with freezer packs. Plasma is not suitable.

Additional Information

In the User's Guide - See Clinical Pathology section - Hyperadrenocorticism.* Typically 3 are submitted. Order cortd for each timed sample (0, 4, and 8 hr).