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Test Code LAB20874 Cryoglobulin Qualitative

Important Note

For Outpatients collect at Irving draw station ONLY

Department

Send Outs

Reference Lab Test Number

CRYGL

Refer To

Warde Medical Laboratory

Collection Requirements

Using a heel warmer to prewarm tube, draw 5.0 mL of blood into a prewarmed (37°C) red top tube. Wrap specimen in heel warmer and send to lab immediately. If collected by Irving, send by stat courier to Houghton lab immediately.

Primary Collection Container

Red (No Gel)

Transport

Serum refrigerated

Preferred Transport Temperature

Refrigerated

Processing

Allow blood to clot in 37°C water bath. Centrifuge at 37°C or ambient temperature. Do not use a refrigerated centrifuge. Keep sample at 37°C until after separation of serum from red blood cells. Send serum in a screw capped plastic vial.

Minimum Testing Volume

2.0 mL

Reference Range

Absent

If a cryoprecipitate is present, a cryocrit (quantitation)

will be performed at no additional charge.

Methodology

Precipitation

Performed

Monday-Friday

Reported

8-11 days

CPT Codes

82595

Unacceptable Conditions

Plasma; Serum separator tube (SST); Grossly hemolyzed or lipemic specimens