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Mayo Clinic Laboratories

Test Code FT5 Factor V Activity, Plasma

Specimen Volume

3.0 mL

Preferred Specimen

Blue (BLU) Citrate

Specimen Handling Instructions

Tube must be full. Specimen must arrive in lab within 4 hours of collection, OR Centrifuge, place plasma in plastic vial and freeze.

Transport

Routine courier pick-up

Cutoff Time

None

Department

Hematology

Methodology

Photo-optical clot detection

Stat Turn-around Time

4 Hours

Routine Turn-around Time

1 Week

Reference Ranges

See Report