Room Temperature - 7 Day(s)/Refrigerated - 7 Day(s)
The presence of free hemoglobin in plasma is an indication of intravascular hemolysis resulting from numerous conditions, among which include paroxysmal nocturnal hemoglobinuria (PNH), sickle-cell disease (SCD), thalassemias, hereditary spherocytosis, microangiopathic hemolytic anemias, pyruvate kinase deficiency, ABO mismatch transfusion reaction, cardiopulmonary bypass or mechnical heart valve-induced anemia. Reference: JAMA. 2005;293(13):1653-1662
Centrifuge plasma within 1 hour of collection. Transfer the plasma to
a sterile, plastic, screw-cap vial.
Reported (Analytical Time)
The CPT codes provided are based on AMA guidelines and are for informational purposes only.
CPT coding is the sole responsibility of the billing party.
Please direct any questions regarding coding to the payer being billed.
Transport Temperature: Room temperature
Specimen Stability: Room & Refrigerated: 7 days Frozen: Unacceptable