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Laboratory Medicine

Test catalogue

Cryofibrinogen

Test Name

Cryofibrinogen

Lavender Tube Specimen Type / Requirements

Container Type = 2 Lavender Tops

Minimum Volume = 3 mL Plasma (EDTA)

Tubes must fill to at least ½ or greater of its vacuum capacity

Specimen Handling

Collection Instructions: Collect sample in lavender top (EDTA). Avoid gold top (SST). It is essential for the detection of Cryofibrinogen that the sample be immediately placed in warm water at 37°C until it gets to the laboratory. Write your initials, date and time of collection on the collection label or requisition.

Laboratory Staff Instructions: The sample should be kept at 37°C in an incubator for at least two hours to allow clotting. Centrifuged to separate serum or plasma, respectively. A portion of the serum and/or plasma is placed in a calibrated tube and kept refrigerated for 7 days.

Rejection Criteria: Specimen not in 37°C warm water. Serum, unlabeled or samples of non sufficient quantity.

Transportation: Send sample in warm water (37°C) to core lab as soon as possible.

Required Documentation

Turnaround Time (TAT)

10 days (batched)

Test Utilization

Reference Value

Negative

Test Code

CRYF

Methodology

Manual

Testing Location

SMH-Biochemistry

Other Information

Last Updated: May 20, 2020