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Test Code SSA SS-A/Ro Ab

Additional Codes

Meditech Order: SS-A

Panel Order:ENAE

Alias

SSA Ab

SS-A/Ro Ab 

Sjogrens Ab

Intended Use

EliA Ro52 is intended for the in vitro semi-quantitative measurement of IgG antibodies directed to Ro52 in human serum as an aid in the diagnosis of Sjögren's syndrome (SS), systemic lupus erythematosus (SLE), systemic sclerosis (SSc) and idiopathic inflammatory myopathies (IIM) in conjunction with other laboratory and clinical findings. EliA Ro52 uses the EliA IgG method.

Performing Lab

Boone Health Laboratory

Collection Method

Venous Collection

Container

Gold Serum Tube

Instructions/Special Handling

None

Preferred Specimen

Gold SST Serum Tube

Red Serum

Acceptable Specimes

  • Plasma
    • Lithium Heparin
    • EDTA

Units

EliA U/mL

Reference Ranges

<7 Negative
>10 Positive
7-10 Equivoval (recommend retesting after 8-12 weeks)
>240 >240 EliA U/mL

 

Critical Values

N/A

Reasons for Rejection

Hemolysis No Hemolysis
Icterus  
Lipemia No Lipemia
Other Contaminated specimens, QNS, Improperly labeled, Improper specimen type

 

Specimen Stability

Ambient (15-25°C) 8 hours
Refrigerated (2-8°C) 14 days
Frozen (-20°C) 12months (only one freeze thaw cycle)

 

Performance Information

Days/Times Performed Monday, Wednesday and Friday
Expected Turn around Time 1-3 days
Methodology/Method Description EliA IgG

CPT Code(s)

86235