24h Urinary Free Cortisol (UFC)

Test/Investigation

24h Urinary Free Cortisol (UFC)

Site(s) or Laboratory offering Test/Investigation

NNUH

Units

nmol/24h

Comments/Precautions

The volume, dates, and times of collection should be noted

Sample type

24-hour urine collection bottle (plain)

Turnaround times (TAT) Urgent/Routine/GP or OPD

2-3 weeks

Reference intervals (adult unless stated)

<130 nmol/24h

Source

RR based on comparison data with referral laboratory https://qehbpathology.uk/clinical-chemistry-tests/item/cortisol-urine (their RR derived in-house)