Jo-1 Antibody, IgG
| Sunquest Code: | JOIGG | ||
| Epic Code: | LAB6371 | Epic 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: | Multiplex flow immunoassay | ||
| Turnaround Time: | Performed Mon-Fri; results reported the same day. | ||
Collection Instructions
| Specimen: | Blood |
| Optimal Volume: | 2 mL |
| Minimum\Peds Volume: | 0.9 mL |
| Container: | Red or gold (gel) (Green (lithium heparin, gel), Green (sodium heparin, no 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 7 days. |
| Shipping Instructions: | Ship at refrigerated temperature. |
| Test Performed at or Referral Lab | Specialty Core (UMMC-East Bank) |
Interpretive
| Reference Range: |
Antibody index (AI) values reflect qualitative changes in antibody concentration that cannot be directly associated with clinical condition or disease state.
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| 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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