30-45 days after setup at PeaceHealth Laboratories’ reference lab
Specimen Collection Details
One 4 mL green top tube (heparin). Do not draw or transport on a Friday.
Within 30 minutes of draw, centrifuge and separate plasma. Add an equal volume of cold 0.9% saline to remaining blood and mix by gently inverting. Centrifuge again, remove saline and discard. Repeat washing two more times. For final saline wash, centrifuge at 3000 RPM for 10 minutes. Pipet final supernatant off and discard. Freeze washed red blood cells and transport frozen. Do not allow to thaw. Include clinical indications and medications.