Pathology Handbook

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Laboratory:

Clinical Biochemistry

Test Code:

CORT

Specimen Types:

Blood

Container Types:

SST
Lithium Heparin (with Gel)

Adults Volume or Mass:

5 mL

Minimum/Paediatric Volume or Mass:

2 mL

Collection & Request Instructions:

Mark collection time on each tube. Specify protocol when requests are part of a Stimulation or Suppression test.

Endocrine consultation is suggested for dynamic testing.

Transport Instructions between Sites and/or Laboratories:

RoomTemp within Alfred/Esky from External sites

Assay Frequency:

24/7

MBS Rebatable:

Yes

MBS Item No.:

66695

Additional Notes:

Test is performed on the Abbott Alinity

Reference Ranges:
0800 hrs: 100—540 nmol/L
1700 hrs: 80—480 nmol/L

Addison's disease cannot reasonably be excluded unless the morning cortisol level is > 550 nmol/L.

Other specimen sample types may be suitable- consult Biochemistry laboratory.