Specimen Collection Requirements
High levels of ascorbic acid interfere with the fructosamine assay. Patients should abstain from ascorbic acid supplements for a minimum of 24 hours before sample collection.
Serum or Plasma, one gold (SST), lavender (EDTA) or green (sodium or lithium heparin) top tube
Hemolysis may cause falsely elevated results. Allow specimen to clot completely at room temperature before centrifuging.
AFTER SEPARATION FROM CELLS: Ambient: 3 days; Refrigerated: 2 weeks; Frozen: 2 months
Non-Diabetic: 170-285 µmol/L
Thursday, March 14, 2019 12:50:42 PM
Client Services: 503-413-1234