Geisinger Medical Laboratories/Geisinger Proven Diagnostics Test Catalog

Test Name: Sunquest Test Code Epic Procedure Code Or ID CPT Code:  

RNP RESULT EIA

ORDERING INFORMATION:
Sunquest Test Code:
RNPRE      Geisinger Epic Procedure Code: 86235.12         Geisinger Epic ID: 26884

SPECIMEN COLLECTION
Specimen type:
Serum
Preferred collection container:
Alternate Collection Container:
6 mL red-top (plain, non-serum separator) tube
Specimen required:
0.5 mL serum; minimum 0.2 mL.

SPECIMEN PROCESSING
Specimen processing instructions:
Allow to clot. Centrifuge and submit 0.5 mL serum. 
Transport temperature:
Refrigerated (preferred). Room temperature (stable 8 hours) and frozen specimens also acceptable.
Specimen stability:
Room temperature: 8 hours. 2-8°C: 48 hours. Frozen: 6 months.
Rejection criteria:
Specimen stability exceeded; specimen grossly hemolyzed.

TEST DETAILS
Interpretation guide:
Normal range/negative < 20.0
Weak Positive 20.0 - 39.9
Moderate Positive 40.0 - 80.0
Strong Positive >80.0
CPT code(s):
86235
Note: The billing party has sole responsibility for CPT coding.  Any questions regarding coding should be directed to the payer being billed.  The CPT codes provided by GML are based on AMA guidelines and are for informational purposes only.
Test includes:
RNP antibody.
Methodology:
Enzyme-Linked Immunosorbent Assay (ELISA)
Synonyms:
RNP, ENA (anti-extractable nuclear antigen)
ribonucleoprotein antibody
ANTI-ENA
Clinical significance:
Positive RNP antibodies can be used in conjunction with clinical findings and other laboratory tests to aid in the diagnosis of systemic lupus erythematosus (SLE) and other related connective tissue diseases.
Doctoral Director(s:)
Stacy Kenyon, PhD, DABCC
Hoi-Ying Elsie Yu, PhD, DABCC    
Review Date: 10/24/2018

Performing Locations

Geisinger Medical Center

Performing laboratory: Immunology
Technical Lead: Kathy Hurst
Frequency: Tuesday, Friday 1st shift
Performed stat? No
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