Specimen Requirements
Title
CRYOGLOBULIN
Specimen Requirement
1 Plain Red Top/2.0 mL serum. Place Red Top in warm water immediately after draw until specimen is clotted and can be centrifuged. After centrifugation, remove serum and place in a plastic transfer tube.
*Make certain to label transfer tube “serum from plain red” in addition to patient’s demographics.
Methodology
Stability
Above
Reference Range
By Report*
Turnaround
7-10 days
Clinical Use
Cryoglobulins may be present in macroglobulinemia of Waldenstr?myeloma, chronic lymphocytic leukemia, lupus, chronic active hepatitis, and other viral infections.
Test Code
CRYW