Test ID: ZG326
Component(s): Z1544 Cryoglobulin, Ql, Serum LOINC: 12201-0, Z1545 Cryofibrinogen, Qualitative LOINC: 11043-7
CPT code: 82595, 82585
LOINC:
Specimen Type: SST and Blue (sodium citrate)
Frequency:
Instructions: 3mL Serum from Red,1mL Plasma from Blue(SodCit)Tube,Ambient.Draw Cryoglobulin in prewarmed tube/kee at 37C while clotting.Separate immediately
Text: Cryoglobulins may be present in macroglobulinemia of Waldenström, myeloma, chronic lymphocytic leukemia, lupus, chronic active hepatitis, and other viral infections. A high percentage of patients with cryoglobulinemia have clinical symptoms, the most common are vascular (ie, purpura and digital necrosis). Raynaud phenomenon is also common.
Methodology: Visual observation of refrigerated samples