CRYOFIBRINOGEN

Mnemonic

MISC

Specimen Collection Requirements

Collect

Whole blood drawn in a pre-warmed (37°C) syringe. Specimen may be drawn directly into a pre-warmed lt. blue (sodium citrate) or black (sodium citrate).

Handling

Maintain whole blood at 37°C from collection to transport; do not refrigerate or freeze at any time. Immediately after blood has been obtained, transfer specimen to a pre-warmed blue (sodium citrate) or black (sodium citrate) (if not used for collection). Separate plasma from cells using a 37°C centrifuge, if possible. Transfer 3 mL plasma to a Standard Transport Tube. (Min: 1 mL)

Preferred Volume

3.0 mL

Minimum Volume

1.0 mL

Transport

Room temperature

Rejection Criteria

Refrigerated or frozen specimens. Heparinized specimens. Grossly hemolyzed or lipemic specimens.

Stability

After separation from cells: Ambient: 1 week; Refrigerated: Unacceptable; Frozen: Unacceptable

Testing Information

Note

Proper collection and transport of specimen is critical to the outcome of the assay. Quantities less than 3 mL may affect the sensitivity of the assay.

Performed

Sun-Sat

Method

Qualitative Cold Precipitation

Referral Lab

ARUP 0050190

Reference Values

Reference Values

Negative at 72 hours

CPT Codes

82585

Last Updated: Thursday, January 5, 2017 03:42:08 AM