Pathology tests database

Sample and container requirements

Serum Lithium Heparin Plasma (paediatrics only)

Minimum volume required

1 mL blood

Special requirements

Copeptin measurements are of most value when taken under an osmotic stimulus. Please include clinical details and concurrent osmolality results with all requests.

Patient preparation

Copeptin measurements are of most value when taken under an osmotic stimulus. Please include clinical details and concurrent osmolality results with all requests.

Sample viability

Turnaround time

28 days

Reference range

Please refer to report for reference ranges.

Clinical guidance

Please follow the link below to the referral laboratory website for more information: https://laboratories.newcastle-hospitals.nhs.uk/test-directory/copeptin/

Notes

Sent to Newcastle Royal Victoria Infirmary