IgD, Serum [541X]

Test Code
6042


CPT Codes
82784

Preferred Specimen
1 mL serum


Minimum Volume
0.5 mL


Transport Temperature
Refrigerated (cold packs)


Specimen Stability
Room temperature: 8 hours
Refrigerated: 7 days
Frozen: 21 days


Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Moderately lipemic • Grossly lipemic • Grossly icteric


Methodology
Nephelometry

Setup Schedule
Set up: Tues, Thurs, Sat; Report available: 1-3 days


Reference Range
<179 mg/L


Clinical Significance
IgD (molecular weight 185 kD) is one of the 5 classes of human immunoglobulins. IgD accounts for less than 1% of the total plasma immunoglobulins. Very high serum IgD concentrations can be found in multiple myeloma patients. Raised levels are also found in hyperimmunoglobulinemia IgD syndrome (HIDS).


Performing Laboratory
Quest Diagnostics Nichols Institute
14225 Newbrook Drive
Chantilly, VA 20153



The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.