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HelpTest Code CRYO Cryoglobulin Qualitative, Serum
Specimen Volume
5.0 mL
Preferred Specimen
Red No Gel (RED)
Specimen Handling Instructions
Collect at RGH or NWH only and deliver to lab ASAP.
1. Tube must remain at 37° C.
2. Allow blood to clot at 37° C for appoximately 15 minutes.
3. Centrifuge at 37° C. Do not use a refrigerated centrifuge. If absolutely necessary, ambient temperature is acceptable. It is very important that the specimen remain at 37° C until after separation of serum from red blood cells.
4. Place serum into an appropriately labeled plastic vial.
Transport
Routine courier pick-up
Cutoff Time
None
Department
MAYO Clinic Laboratories
Methodology
Quantitation and Qualitative Typing Precipitation
Stat Turn-around Time
3 to 11 days
Routine Turn-around Time
3 to 11 days
Reference Ranges
Negative (positives reported as percent or trace amount)
If positive after 1 or 7 days, immunotyping of the cryoprecipitate is performed at an additional charge.