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Test and sample information

This is a searchable database of information about tests offered by Pathology at the Royal Derby Hospital. 

If there are any comments on specific test content please contact john.monaghan@nhs.net .

For further patient information on pathology tests please visit: www.labtestsonline.org.uk

Test
Cortisol (serum)
Sample
Blood
Sample container
Vacutainer / Gold / SST
Volume required
5 mL
Special requirements for specimen collection
State time of specimen. Note there is a diurnal variation and samples are best taken between 08:00 and 10:00 or in late evening 22:00 to 24:00.
Reference Ranges
0900h   171 - 536 nmol/L ; 1800h   64 - 327 nmol/L
Discipline
Biochemistry
Clinical notes
See procedures(SCGs) for Synacthen tests and Dexamethasone suppression tests for investigation of Addison's disease and Cushing's syndrome.
Turn around time
5 working days
Last modified: 02/08/2017