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Viscosity, Plasma (Referred Out) - Saskatoon

Discipline

Biochemistry

Overview

Alias

Plasma viscosity

Specimen Information

Specimen types accepted

Plasma

Specimen collection container

Preferred collection container: Lavender (EDTA)

Collection procedure

Centrifuge and aliquot plasma to a transport tube

Required volume

Optimal volume: Full 4.0 mL collection tube
Minimum volume: 1 mL plasma

(Submitting the minimum volume makes it impossible to repeat the test or perform confirmatory/reflex testing. In some situations, a minimum volume may require a second collection.)

Transport and stability

Store and ship at room temperature

Rejection criteria

Specimens received where the proper collection protocols were not followed
Pathology and Laboratory Medicine Acceptance and Rejection Criteria

Testing Information

Clinical interpretation

Used to evaluate hyperviscosity syndrome associated with monoclonal gammopathy states, such as myeloma or other dysproteinemias.

Performance

Methodology

Brookfield Viscometer (Brookfield DV-II Viscometer)

Days/times performed

Availability	Shipped overnight Mondays and Wednesdays
Testing site	Referred out by St. Paul’s Hospital Laboratory to Dynacare, London, ON

Maximum laboratory time

35 day turnaround time once received at testing laboratory

Last Updated: October 24, 2024