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| 96165:CRYOGLOBULIN & CRYOFIBRINOGEN | |||||||||
| Methodology: | Inspection (INSP) | ||||||||
| Edit Date: | 9/30/2010 | ||||||||
| Performed: | Monday-Saturday | ||||||||
| Released: | 7-9 days after setup at PeaceHealth Laboratories’ reference lab. | ||||||||
| CPT Code: | 82585-90 / 82595-90 | ||||||||
| Specimen Collection Details | |||||||||
| Collection: | Two 4 mL lavender top tubes (EDTA) AND two 5 mL red top tubes. Do not use serum separator tubes (SST) or plasma separator tubes (PST). | ||||||||
| Handling: | Immediately after collection, continuously maintain all tubes at 37° C for one hour. Centrifuge, still maintaining at 37° C. Separate into two plastic vials and label as “serum” and “plasma.” Do not refrigerate or freeze. | ||||||||
| Stability: | 7 days ambient. Unstable refrigerated or frozen. | ||||||||
| Standard Volume: | 4 mL serum and 4 mL plasma. | ||||||||
| Minimum Volume: | 2 mL serum and 2 mL plasma. | ||||||||
| Transport: | Ambient. | ||||||||
| Rejection Criteria: | Handling other than specified. | ||||||||
| Reference Range: | |||||||||||||||||||
| Cryoglobulin |
Negative (positives reported as percent). If positive after 1 or 7 days, immunotyping of the cryoprecipitate is performed.
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| Cryofibrinogen |
Negative (reported as positive or negative).
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