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Test Code IgD Immunoglobulin D (IgD), Serum

Reporting Name

Immunoglobulin D (IgD), S

Useful For

Quantitative determination of the immunoglobulins can provide important information on the humoral immune status.


Changes in IgD concentration are used as a marker of changes in the size of the clone of monoclonal IgD plasma cells.

Specimen Required


Preferred: Red top

Acceptable: Serum gel

Specimen Volume: 1 mL

Seattle Children's Hospital Note:

Collect 2.0 mL whole blood in a Red top.

Specimen Type


Specimen Minimum Volume

0.5 mL

Specimen Stability Information

Specimen Type Temperature Time
Serum Refrigerated (preferred) 21 days
  Ambient  21 days
  Frozen  21 days

Day(s) and Time(s) Performed

Monday through Saturday; Continuously until 3 p.m.

Performing Laboratory

Mayo Medical Laboratories in Rochester

Method Name


Method Description

Nephelometry and anti-IgD antiserum.(Siemens Nephelometer II Operator's Manual 2005. Siemens, Newark, DE)

Reference Values

≤10 mg/dL

Test Classification

This test has been cleared or approved by the U.S. Food and Drug Administration and is used per manufacturer's instructions. Performance characteristics were verified by Mayo Clinic in a manner consistent with CLIA requirements.

CPT Code Information


LOINC Code Information

Test ID Test Order Name Order LOINC Value
IGD Immunoglobulin D (IgD), S 2460-4


Result ID Test Result Name Result LOINC Value
IGD Immunoglobulin D (IgD), S 2460-4

Reject Due To


Mild OK; Gross OK


Mild OK; Gross reject


Mild OK; Gross OK