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Cryofibrinogen + cryoglobulin-994

Test info

Test name:

Cryofibrinogen + cryoglobulin

Test number:

994

Excellian order number:

LAB994

Abbreviation:

MSO

Tests included:

If reflex testing is performed, additional charges/CPT code(s) may apply.

Useful for:

Evaluating patients with vasculitis, glomerulonephritis, and lymphoproliferative diseases.
Evaluating patients with macroglobulinemia or myeloma in whom symptoms occur with cold exposure.

Specimen

Specimen type:

Sodium citrate (Na cit) plasma and serum

Collection container:

Volume:

1.0 mL Sodium citrate (Na Cit) plasma and 3.0 mL serum

Collection instructions:

Serum and plasma samples must be drawn in prewarmed tubes and kept at 37ºC while clotting.

Processing instructions:

Serum

Immediately after clot formation (keep at 37 ºC while clotting), spin and transfer serum into a Transfer vial/tube with cap - 12mL (LabCorp)
Label the transport tube "PREWARMED."

Plasma

Immediately after collection, spin and transfer the plasma to a Transfer vial/tube with cap - 12mL (LabCorp)
Label the transport tube "PREWARMED."

Transport container:

Transfer vial/tube with cap - 12mL (LabCorp)

Transport and stability:

Ambient (preferred)

Performance

Performing lab:

LabCorp Burlington (320154): R-NX

Days set up:

Daily

TAT:

4 days

Method:

Visual observation of refrigerated samples

Clinical and Interpretive info

Reference ranges:

Cryofibrinogen - None detected (positives are reported as percentages)

Billing

CPT codes:

82595
82585

LOINC code:

Result 12201-0

Tracking

Date created:

05/30/2019

Revised date:

05/30/2019

Review date:

03/30/2022