Specimen Requirements
EDTA Plasma
Specimen Collection
2 mL EDTA plasma. Centrifuge sample and separate plasma from cells immediately. Transfer plasma to a plastic transport tube. Clearly label tube as EDTA plasma. Freeze. Critical Frozen (CFZ). Patient should be fasting 10-12 hours prior to collection. Patient should refrain from ingesting antacid medications or medications that affect intestinal motility for 48 hours prior to collection. Specimen collected in the morning is preferred. When multiple tests are ordered, submit separate for this test.
Storage Requirements
Critical Frozen
Causes for Rejections
Gross hemolysis, Gross lipemia, Gross icterus, Room temperature samples