Geisinger Medical Laboratories/Geisinger Proven Diagnostics Test Catalog

Order Display Name: Geisinger Epic Procedure Code Or ID CPT Code:  

JO-1 ANTIBODY

ORDERING INFORMATION:
Geisinger Epic Procedure Code: LAB2566         Geisinger Epic ID: 33227

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
Reference interval:
Negative <7 U/mL
Interpretation guide:
Negative <7 U/mL
Equivocal 7-10 U/mL
Positive >10 U/mL
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:
JO1 Antibody testing.
Methodology:
Enzyme Immunoassay (EIA)
Synonyms:
JO1; Polymyositis antibody, JO1 Antibody, JO-1 Antibody
Anti-ENA (Anti-Extractable Nuclear Antigen)
JO1
Clinical significance:
A positive JO1 antibody can be used with other laboratory tests and clinical findings to aid in the diagnosis of polymyositis and other related connective tissue diseases.
Doctoral Director(s:)
Hoi-Ying Elsie Yu PhD, DABCC    
Review Date: 07/12/2022

Performing Locations

Geisinger Medical Center

Performing laboratory: Immunology
Technical Lead: Kathy Hurst
Frequency: Two days per week, 1st shift.
Performed STAT? No
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