Jo-1 Autoantibodies

Last Modified: 9/23/2019 4:26:25 PM

Medical Necessity Documentation:  
Client Notes:  
Patient Preparation:  
Specimen Requirements:

1.0 mL Serum in a SST Gold Top Tube

Collection Instructions:

Minimum Volume: 0.5 mL Serum
Transport & Storage: Temperature/Stability:

48 hours Refrigerated
30 Days Frozen

Specimen to be transported Refrigerated to PRMC within 48 hours of collection to be frozen by Immunology department to maintain specimen integrity until testing occurs. Do not transport frozen.

Reference Range:

<20 units

Critical Ranges:  
Test Comments:

< 20 Units:     Negative
20-39 Units:  Weak Positive
40-80 Units:  Moderate Positive
>80 Units:      Strong Positive

Methodology: EIA
Clinical Significance: A positive result indicates the presence of Jo-1 antibodies and suggests the possibility of polymyositis or other related connective tissue diseases.
Custom Panel: No


Turn Around Time: 7 days
Days Performed: Friday
Sites Performed: Parkview Regional Medical Center
PHL Test Code: JOAB1
EPIC Test Code: IMO128
Alternate Test Names: Anti Jo; Anti-Jo-1; Histidyl-transferase RNA synthetase; JO-1 IgG Autoantibodies
Included Tests:  
CPT Coding: 86235

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