Laboratory Medicine

Test catalogue

Stability: Refrigerated at 2-8°C: up to 14 days
Frozen at -20°C: up to 3 months (stable up to 3 freeze/thaw cycles)

Free Cortisol, Random Urine
Test Name Free Cortisol, Random Urine
Specimen Type / Requirements Container Type = Sterile Container Minimum Testing Volume = 5mL Urine
Specimen Handling Collection Instructions: Collect specimen in a plain red top vacutainer or sterile urine container. Write your initials, date and time of collection on the collection label. Laboratory Staff Instructions: Centrifuge to remove cellular material. Sample Rejection Criteria: Leaking, specimens not labeled properly.
Required Documentation
Turnaround Time (TAT) 10 Days (batched)	Test Utilization
Reference Value 0-2 yrs --- 0 - 37 nmol/mmol creatinine 3-8 yrs --- 0 - 28 nmol/mmol creatinine 9-12 yrs ---0 - 17 nmol/mmol creatinine 13-17 yrs - 0 - 13 nmol/mmol creatinine	Male: >= 0 - 37 nmol/mmol creatinine Female: >= 18yrs – 0 - 27 nmol/mmol creatinine
Test Code UFCR	Methodology Liquid Chromatography Mass Spectrometry (LC-MS/MS)
Testing Location SMH-Biochemistry	Other Information Last Updated: July 23, 2024

Free Cortisol, Random Urine

Free Cortisol, Random Urine

Container Type = Sterile Container

Minimum Testing Volume = 5mL Urine

Collection Instructions: Collect specimen in a plain red top vacutainer or sterile urine container.

Write your initials, date and time of collection on the collection label.

Laboratory Staff Instructions: Centrifuge to remove cellular material.

Sample Rejection Criteria: Leaking, specimens not labeled properly.

10 Days (batched)

0-2 yrs --- 0 - 37 nmol/mmol creatinine

3-8 yrs --- 0 - 28 nmol/mmol creatinine

9-12 yrs ---0 - 17 nmol/mmol creatinine

13-17 yrs - 0 - 13 nmol/mmol creatinine

Male:

>= 0 - 37 nmol/mmol creatinine

Female:

>= 18yrs – 0 - 27 nmol/mmol creatinine

UFCR

Liquid Chromatography Mass Spectrometry
(LC-MS/MS)

SMH-Biochemistry

Last Updated: July 23, 2024