Cortisol

Pathology category

Biochemistry

Code

CORT

Referral code

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Test information

Used to monitor adrenal function.

Guidelines

Pre-analytical

Sample collected 9am

Reference range

9am level:
185 – 624 nmol/L

Source: Beckman Coulter

Tube type

Tube type info

Adults: 5ml Serum SST (gold top)

Paediatrics: 0.5ml lithium/heparin (orange top)

Special requirements

Minimum volume

Adults: 1 ml

Paediatrics: 0.4 ml

Assay frequency

Run daily at local laboratory

TAT Inpatient (urgent)

TAT Inpatient

4 hrs

TAT GP/Outpatient

48 hrs

Referral lab

Local, Clinical Biochemistry