Von-Willebrand Factor AG

Pathology category

Haematology

Code

RAG

Referral code

Request form

Test information

Must be separated within 6 hours of collectionPLEASE NOTE: THIS TEST IS NOT CURRENTLY ACCREDITED UNDER ISO 15189

Guidelines

Pre-analytical

ICE or lab requestSample transport should be at 4-25C and reach the laboratory ASAPPlease note: the samples must arrive the same day as collection otherwise they will be rejected by the laboratory

Reference range

50-150%

Tube type

Tube type info

4 x 2.7ml Blue top citrate

Special requirements

Minimum volume

4 tubes minimum 90 % full

Assay frequency

TAT Inpatient (urgent)

TAT Inpatient

Approximately 4 weeks

TAT GP/Outpatient

Approximately 4 weeks

Referral lab

Coagulation Department,University Hospital Birmingham NHS Foundation Trust,Queen Elizabeth Hospital,Birmingham