Protein Lvl (PRO)

Department: Chemistry
Test Synonym(s): LAB118, PRO, Protein Total Blood, Protein Level
CPT Codes: 84155
Methodology: Chemiluminescent Microparticle Immunoassay (CMIA)
Reference Range: 0-15 days: 5.3-8.3 g/dL; 15 days-<1 yr: 4.4-7.1 g/dL; 1-<6 yrs: 6.1-7.5 g/dL; 6-<9 yrs: 6.4-7.7 g/dL; 9-<19 yrs: 6.5-8.1 g/dL; 19-150y rs: 6-8.3 g/dL Comment: Serum reference range; plasma samples are 0.3-0.5 g/dL higher than serum (Pediatric Reference Ranges only verified for serum, see CALIPER Study in Colantonio DA, et.al Clin Chem 2012;58(5):854-868.)
Tube Type: Light green top PST (Lithium Heparin with gel)
Specimen: Plasma
Alternate Specimen: Red top (no gel)
Pediatric Requirements: 1 light green top microtainers
Volume: 2 mL plasma
Minimum Volume: 1 light green top
Temperature: Separate within 1 hour and store/ship @ ambient temperature until delivery.
Stability: Room temperature: 7 days; Refrigerated: 30 days; Frozen: 60 days
Reasons for Rejection: Hemolysis; improper collection
Days Performed: Daily
Times Performed: Continuous
TAT: STAT: 1 hour; ROUTINE: 2 hours after receiving in lab

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