Von Willebrand Factor Antigen
78.81
Blood must be collected carefully as activated samples invalidate results
3 x 2.7 ml sodium citrate tube (light blue)
3 x 1.8 ml paediatric sodium citrate tube (light blue)
Must be received in the Laboratory within 2 hours of collection. Do not send specimen via Lamson pneumatic tube system. Please walk specimen to laboratory.
500uL double spun platelet poor plasma
Send frozen
Haematology
Mon - Sun, 24hrs
50-150%
500uL double spun platelet poor plasma
VWFAG
$VWFAG