Jo-1 Antibody, IgG


Sunquest Code:JOIGG  
Epic Code:LAB6371Epic Name:JO 1 AB IGG
Synonyms:Anti-Jo-1 Antibody, IgG; Histidyl-tRNA Synthetase Antibodies; Synthetase Antibody; Jo 1 Antibody IgG; Jo1 Antibody IgG
Methodology:Fluorescent enzyme immunoassay
Turnaround Time:Performed twice weekly; results are reported within 4 days.


Collection Instructions

Specimen:Blood
Optimal Volume:2 mL
Minimum\Peds Volume:0.9 mL
Container:Red or gold (gel)
[Alternate Containers: Green (lithium heparin, 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 14 days.
Shipping Instructions:Ship at refrigerated temperature.
Test Performed at or Referral Lab Endocrine  (UMMC-East Bank)


Interpretive

Reference Range:
Negative Less than 7.0 U/mL
Positive Greater than 10 U/mL
 
Use:Presence of Jo-1 antibody is found in patients with pure polymyositis, pure dermatomyositis or myositis associated with another rheumatic disease or with interstitial lung disease.


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