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Test Name:
IgD, Quantitative, Serum
- SBMF No:
44228 - Performance Lab Name:
ARUP Laboratories - Test Mnemonic:
IGD - ABN:
Not required - CPT Code:
82784 - LOINC Code:
2460-4 - Ref Lab Test No:
0099200 - Also Known As:
Immunoglobulin D, Serum - Spec Type:
Serum - Spec Container:
Gold top (SST) or red top (serum) tube - Pref Vol:
1.0 mL - Min Vol:
0.5 mL - Fasting:
No - Spec Collect:
Routine venipuncture - Spec Process:
Clot 30 minutes
Promptly centrifuge 15 minutes
Immediately transfer serum to separate plastic tube and freeze - Spec Store Transport:
Frozen - Spec Stability:
After separation from cells:
8 hours room temperature (20-30°C)
48 hours refrigerated (2-8°C)
1 month frozen (-20°C) – Do not use frost-free units that undergo repeated freeze/thaw cycles - Spec Reject:
Severely lipemic, contaminated, or hemolyzed sample - Methodology:
Nephelometry - Clinical Significance:
Refer to:
- Reference Range:
Less than or equal to 15.3 mg/dL - Additional Test Info:
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. - Day Run:
Mon, Wed, Fri - Time Reported:
2-5 days - Test Type:
IMMUNOLOGY
