Test Code BLK3 Ritchie Block III
Performing Laboratory
Foundation for Blood Research
Reference Values
All protein levels are age- and sex-dependent and, for interpretation, are corrected for total immunoassay protein (see interpretative report).
Methodology
Indirect Immunofluorescence/Immunoturbidimetry/Immunonephelometry/High Resolution Protein Electrophoresis
Specimen Requirements
Draw blood in a plain, red-top tube(s) or a serum gel tube(s) from a fasting patient (12 hour preferred). Spin down and send 2 mL (minimum volume: 1 mL/pediatric volume: 1 mL) of serum.
Day(s) Test Set Up
Monday through Friday
Test Classification and CPT Coding
82103 - alpha-1-antitrypsin; total
82172 x 2 - apolipoprotein
82784 x 3 - gammaglobulin; IgA, IgD, IgG, IgM
83010 - haptoglobin; quantitative
83520 x 3 - immunoassay, analyte, quantitative; not otherwise specified
83540 - iron
84134 - prealbumin
84165 - protein; electrophoretic fractionation and quantitation, serum
84466 - transferrin
86038 - antinuclear antibodies (ANA)
86039 - antinuclear antibodies (ANA); titer
86140 - C-reactive protein
86160 x 2 - complement; antigen
86225 - deoxyribonucleic acid (DNA) antibody; single stranded
86256 - fluorescent noninfectious agent antibody; titer, each antibody
86334 - immunofixation electrophoresis; serum
86431 - rheumatoid factor; quantitative