Von Willebrands Factor/Screen (Blood)

Testing Laboratory

Department

Refer to Testing Lab link

Delphic Registration Code (Alpha Code)

NCOA FA8 VWS

Test Code (Numeric Code)

8386

Synonyms

VWS
VWF
Collagen Binding Assay

Specimen Type

• Plasma

Specimen Requirements

Tube/Container Type:

Preferred

• Citrate (Blue Cap)

3x Citrate specimen required

Spin and give to haematology with a copy of the request form and excess barcode labels.

Coag screen is performed at both NSH and Waitakere
Factor 8 is performed at North Shore
Plasma Citrate (2 x 1.5 mL) should be sent frozen

MAKE SURE FACTOR 8 IS PERFORMED PRIOR TO SENDING TO LABPLUS

Contact Information