917 – DEX Suppression Test – LOW DOSE ❄

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Includes 3 serum cortisol tests.  Price listed is PER CORTISOL TEST.

• DEX Suppression test requires the submission of three serum samples:  1 collected prior to stimulation “Basal”, and 1 collected at 4 hours “4hr” and the third sample collected at 8hours “8hr.”   Sample tubes should be properly labelled.
• Samples should be stored frozen until time to ship.

Cortisol is a hormone made by the adrenal glands which has various functions in the body ranging from fighting infections to regulating blood sugar and metabolism and maintaining blood pressure. Testing cortisol levels is an evaluation of adrenal function where high and low levels may indicate the presence of certain diseases such as Addison’s Disease, Cushing’s Syndrome, or the presence of a tumor.

Cortisol can be tested alone or as part of adrenal gland function tests such as:

917- DEX Suppression Test – low dose
918- DEX Suppression Test – high dose
919- ACTH Stimulation Test


Additional information


Canine, Feline

Patient Status

Acutely Ill, Apparently Healthy, Standalone Test, Suspected GI Disease



Specimen Type

Serum (Frozen)


Not Required