Scleroderma (Scl-70) (ENA) Antibody, IgG
Sunquest Code: | SCLIGG | ||
Epic Code: | LAB6367 | Epic Name: | Scleroderma AB (Scl-70) (ENA) IgG |
Synonyms: | SCL-70; Antitopoisomerase-1; Anti-Scleroderma Antibody | ||
Methodology: | Multiplex flow immunoassay | ||
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) (Green (lithium heparin, gel), Green (sodium heparin, no gel), 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 7 days. |
Shipping Instructions: | Ship at refrigerated temperature. |
Test Performed at or Referral Lab | Specialty Core (UMMC-East Bank) |
Interpretive
Reference Range: |
|
||||
Use: | Scleroderma (Scl-70) antibody is seen in 20-60% of patients with scleroderma and is considered diagnostic and specific for scleroderma if it is the only ENA antibody present. Scl-70 is also seen in approximately 25% of progressive systemic sclerosis (PSS). |
Click HERE to Report test errors or omissions.
*If no email program is associated with this computer, please contact:
systemlabguide@fairview.org for TestID: 677"