Pathology Handbook

Recent changes for VWF Multimers
Date	Field	Changed From	Changed To
4th March 2026	Collection & Request Instructions	Separate plasma and freeze within 4 hours of collection. Request form and collection instruction click here: vWF Request Form.pdf	Separate plasma and freeze within 4 hours of collection. Request form and collection instruction click here: Multimers Request Form.pdf
4th March 2026	Collection & Request Instructions	Separate plasma and freeze within 4 hours of collection. https://pathology.alfred.org.au/handbook/downloads/haem/vWF%20Request%20Form.pdf	Separate plasma and freeze within 4 hours of collection. Request form and collection instruction click here: vWF Request Form.pdf
4th March 2026	Collection & Request Instructions	Separate plasma and freeze within 4 hours of collection.	Separate plasma and freeze within 4 hours of collection. https://pathology.alfred.org.au/handbook/downloads/haem/vWF%20Request%20Form.pdf

Alternative Names:

Von Willebrand Factor Multimers
Multimeric Analysis

Laboratory:

Haematology

Test Code:

VWFM

Specimen Types:

Plasma

Container Types:

Sodium Citrate

Adults Volume or Mass:

2.7 mL

Collection & Request Instructions:

Add exactly 2.7 mL of blood & mix by inversion.
Deliver to laboratory within 60 minutes

Separate plasma and freeze within 4 hours of collection.

Request form and collection instruction click here: Multimers Request Form.pdf

Transport Instructions between Sites and/or Laboratories:

Send to lab immediately