| (Biochemistry) |
| Investigation | : | Cortisol | |
| Specimen type | : | Urine (24hr) | |
| Spec container | : | Plain Container - no preservative | |
| Volume required | : | Full collection or aliquot | |
| Reference range | : | see table | |
| Turnaround | : | <14 days | |
| Reference Range | Units | Comments | |
| Cortisol | <165 | nmol/24hrs |
From 27th July 2012, urinary free cortisol measurement will be performed by LC-MS/MS. The new reference range is significantly lower at <165nmol/24 hour. Contact the Duty Biochemist (ext 4236) if further information is required.
Prior to this date the reference range was 50 - 350 nmol/24hr.
Additional information on urine cortisoland its clinical use can be found here: urine cortisol.
| ICE requesting info: | ICE panel name | ICE page name | Column | Comment\Advice |