SST tube
0.5 mL serum
0.3 mL serum
Collect specimen in SST tube. Centrifuge, aliquot serum into a plastic vial and refrigerate. Sample may be stored refrigerated up to 7 days.
Collect specimen in SST tube.
Monday - Friday
8 hours
Fluorescence Enzyme Immunoassay (FEIA)
<2 - 150 kU/L
Quantitation of IgE in serum is useful as an initial screening test for allergic disease.
Normal IgE levels do not rule out the presence of allergic disease.
Note that Immunoglobulin E will not be determined when the "Immunoglobulin Quantitation" is requested; IgE must be requested individually.
82785
21980
Red Top Tube Plasma: EDTA, lithium heparin or sodium heparin