Immunoglobulin D
| Abbrev Code: | IGD | ||
| Order Code: | LAB3563 | Order Name: | IGD |
| Synonyms: | IgD, Serum; IgD Total by Nephelometry, Serum | ||
| Methodology: | Immunoturbidmetry | ||
| CPT Codes: | 82784 x1 | ||
| Turnaround Time: | Specimens are sent to reference laboratory Mon-Sat; results are reported in 1-4 days. | ||
Collection Instructions
| Specimen: | Blood |
| Optimal Volume: | 2 mL |
| Minimum\Peds Volume: | 1.2 mL |
| Container: | Red (no gel) Alternate Containers: Red or gold (gel) |
| Causes for Rejection: | Severely lipemic; hemolyzed; room temperature specimens |
Processing and Shipping
| Specimen Processing: | Within 2 hours of collection, centrifuge and aliquot 1 mL., 0.5 mL minimum. Store refrigerated. |
| Shipping Instructions: | Ship at refrigerated temperature. |
| Stability: | After separation from cells: 14 days refrigerated; 6 months frozen. |
| Test Performed at or Referral Lab | Lab Sendouts (ARUP) |
| Referral Lab number: | 3003486 |
Interpretive
| Reference Range: | 15.3 mg/dL or less |
| Use: | 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. The function of circulating IgD is unknown. |
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