Cryoglobulin Identification

Abbrev Code:CRYOID   
Order Code:LAB3411Order Name:Cryoglobulin Identification
CPT Codes: 86334 x1
Test Includes:Identification of protein in cryoprecipitate.
Turnaround Time:Performed Mon-Fri on positive cryoglobulin specimens; results are available after quantitative cryoglobulin is complete.

Collection Instructions

Optimal Volume:18 mL
Minimum\Peds Volume:6.2 mL
Container:Red (no gel). Keep warm at 37 degree C using hot pack
Collection Instructions:

8 hours of fasting is recommended before collection. Place in hot pack and deliver to laboratory immediately.


Causes for Rejection:
Not maintained at 37°C prior to processing; gross hemolysis; sample has been frozen; less than 3 mL of serum received; collected in a gel tube.  

Processing and Shipping

Specimen Processing:
Incubate at 37°C for 1 hour. Centrifuge at 37°C if possible. Transfer to a 15 mL conical centrifuge tube and centrifuge again at 37°C if possible to remove unseen RBC's. Aliquot 6 mL, 3 mL minimum, into a second 15 mL conical tube. Store in refrigerator.  
Shipping Instructions:Ship at refrigerated temperature.
Test Performed at or Referral Lab UM Specialty Core/Prot/Endo (Sebia B) 


Reference Range:Negative
Use:Determine type of immunoglobulin in positive cryoglobulin specimen.

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