Specimen:

Plasma

Collection Medium:

Minimum:

Full draw; any size blue top(mix well). Tube must be at least 90% full.

Testing
Schedule:

24 hrs/day, 7 days a week, including holidays.

Analytic Time:

3 hours (upon receipt in laboratory)

Reference Range:

15-21 seconds

Methodology:

Optical clot detection.

Sample
Processing:

Centrifuge within two hours of draw time.
Aliquot serum/plasma into plastic container and cap (glass is not 
acceptable).
Centrifuge a second time at 3500 RPM for 10 minutes and aliquot into a 
new, labeled plastic tube.

Sample
Storage:

Freeze specimen immediately.

Transport
Instructions:

Place specimen into zip-lock type bag, seal bag.
Place requisition into outside pocket of bag.
Place dry ice on top of specimen in styrofoam container.

CPT Code:

85670

See Additional Information:
Phlebotomy Tubes and Order of Draw