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Microbiology Sources | Microbiology Tests | Anatomic Pathology | Cytopathology

Fibrinogen, Quantitative

Source Blood
Mnemonic FIB
Specimen Requirements

Adult:
1 x 2.7 mL blue top sodium citrate plastic tube is preferred. 4.5 mL blue top sodium citrate glass tube is also acceptable.

Pediatric:
1 x 2.7 or 1.8 mL short-draw blue top sodium citrate tube

Whole blood. VENOUS COLLECTION ONLY. Skin puncture (capillary) collection is not acceptable.

It is important to fill tube to maximum draw. Mix well.

Indicate collection time on tube.

Note: The preferred tube for adult collections is the 4.5 mL draw tube. For difficult draws, use the 2.7 mL short-draw tube.

When using a winged blood collection set (butterfly needle) a discard tube must be used to remove the air in the tubing, if only a citrate tube is drawn or is the first tube drawn.

Specimen Handling

PSC:
DO NOT Centrifuge. Keep at room temperature. Elasticize empty barcoded fibrinogen tube to the whole blood blue top tube. Send on next courier run.

RRL:
Send to lab on site for testing.

Extra-regional:
Centrifuge, remove plasma to plastic aliquot tube and transport to DSC.

Additional Information  Test will not be processed if patient is on Argatroban.
Testing Location Hematology-All Sites
Testing Frequency Once Daily
Alternate Name(s)
Reference Interval Click here for critical values.