Smith (ENA) Aby, IgG
Abbrev Code: | SMIGG | ||
Order Code: | LAB6370 | Order Name: | Smith ENA AB IGG |
Synonyms: | ENA (Smith) Antibodies; Extractable Nuclear Antigen (Smith) Antibody | ||
Methodology: | Fluorescent enzyme immunoassay | ||
CPT Codes: | 86235 x1 | ||
Turnaround Time: | Performed Mon-Fri; results reported the same day. |
Collection Instructions
Specimen: | Blood |
Optimal Volume: | 2 mL |
Minimum\Peds Volume: | 0.9 mL |
Container: | Red or gold (gel) Alternate Containers: Purple (EDTA), Red (no gel) |
Causes for Rejection: | Gross hemolysis. |
Processing and Shipping
Specimen Processing: | Centrifuge and aliquot 1 mL, 0.35 mL minimum. Store in refrigerator up to 14 days. |
Shipping Instructions: | Ship at refrigerated temperature. |
Test Performed at or Referral Lab | UM Specialty Core/Prot/Endo (Phadia ELiA G) |
Interpretive
Reference Range: |
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Use: | Smith antibody is very specific for SLE but only occurs in 30-35% of SLE cases. The presence of antibodies to Smith is often associated with renal disease. |
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