Ordering Recommendation

Aids in diagnosis or monitoring of IgD monoclonal gammopathies and IgD-related immune deficiencies.

Mnemonic

IG D

Methodology

Quantitative Immunoturbidimetry

Performed

Mon, Wed, Fri

Reported

1-4 days

New York DOH Approval Status

This test is New York DOH approved.

Specimen Required

Patient Preparation
Collect

Serum separator tube.

Specimen Preparation

Separate serum from cells ASAP or within 2 hours of collection. Transfer 1 mL serum to an ARUP Standard Transport Tube. (Min: 0.5 mL)

Storage/Transport Temperature

Refrigerated.

Unacceptable Conditions

Grossly hemolyzed or lipemic specimens.

Remarks
Stability

After separation from cells: Ambient: Unacceptable; Refrigerated: 14 days; Frozen: 6 months

Reference Interval

Less than or equal to 15.3 mg/dL

Interpretive Data

IgD is one of the five classes of immunoglobulin.  IgD is mainly found on the surface of B-cells and may help regulate B-cell function. IgD likely serves as an early B-cell antigen receptor, however, the function of the circulating IgD is largely unknown.

Compliance Category

FDA

Note

Hotline History

N/A

CPT Codes

82784

Components

Component Test Code* Component Chart Name LOINC
0099200 Immunoglobulin D 2460-4
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.

Aliases

  • IgD
  • IgD Total
  • Immunoglobulin D
Immunoglobulin D, Serum