Collect lavender EDTA, centrifuge and transfer 1 mL plasma to a screw top plastic vial as soon as possible. Indicate sample type on tube and send.
Sodium heparin, lithium heparin or dark blue EDTA
Dietary supplements containing biotin may interfere in assays and may skew results to be either falsely high or falsely low. For patients receiving the recommended daily doses of biotin, draw samples at least 8 hours following the last biotin supplementation. For patients on mega-doses of biotin supplements, draw samples at least 72 hours following the last biotin supplementation.
Room temp: 72 hours, Refrigerated: 5 days, Frozen: 2 years
2-5 days, Performed Mon-Sat
This assay aids in the diagnosis of individuals suspected of congestive heart failure; is indicated for risk stratification of patients with acute coronary syndrome and congestive heart failure. Also aids in the assessment of increased risk of cardiovascular events and mortality for patients at risk of heart failure who have stable coronary artery disease.