Sjogren's Profile Plus (RDL)
Use
Anti-Ro (SS-A) antibodies occur in 40-50% of SLE, 60-75% of primary Sjogren's syndrome (PSS) and in a high proportion of secondary SS whether the associated disease is in SLE, RA, PSS, polydermato-myositis, or primary biliary cirrhosis, but is >90% of subacute cutaneous lupus and in vasculitis-associated SS.
Special Instructions
Not provided.
Limitations
This test was developed and its performance characteristics determined by Labcorp. It has not been cleared or approved by the Food and Drug Administration.
Methodology
Immunoassay (ELISA)
Biomarkers
Anti-Fodrin Abs, IgG and IgA
ProteinAnti-La (SS-B)
ProteinAnti-Ro (SS-A)
Protein
LOINC Codes
- 97564-9 - ANA pnl Ser
- 33569-5 - ENA SS-A Ab Ser IA-aCnc
- 45142-7 - ENA SS-B Ab Ser IA-aCnc
- 96928-7 - Fodrin alpha IgG SerPl IA-aCnc
- 96918-8 - Fodrin alpha IgA SerPl IA-aCnc
Result Turnaround Time
7-10 days
Related Documents
For more information, please review the documents below
Specimen
Serum
Volume
3 mL
Minimum Volume
2 mL
Container
Red-top tube or gel-barrier tube
Collection Instructions
Separate serum from cells within one hour of collection. Transfer to a plastic transport tube before shipping
Storage Instructions
Refrigerate.
Causes for Rejection
Grossly hemolyzed; bacterial contamination; lipemic specimen; icteric specimen; non-serum specimen types
Stability Requirements
| Temperature | Period |
|---|---|
| Room Temperature | 7 days |
| Refrigerated | 14 days |
| Frozen | 60 days |
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