Immunoglobulin D, Serum
0099200
 
Ordering Recommendation
Mnemonic
IGD
Methodology
Quantitative Nephelometry
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) Plasma is not recommended.  
Storage/Transport Temperature
Refrigerated.  
Unacceptable Conditions
Contaminated, hemolyzed, or severely lipemic specimens.  
Remarks
 
Stability
After separation from cells: Ambient: 8 hours; Refrigerated: 48 hours; Frozen: 1 month  
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.
Note
CPT Code(s)
82784
Components
Component Test Code*Component Chart Name
0099200Immunoglobulin D
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, contact interface support at interface.support@aruplab.com.
Cross References
  • IgD (Immunoglobulin D, Serum)
  • IgD, Total by Nephelometry (Immunoglobulin D, Serum)