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HelpTest Code JO1ABB JO-1 Antibody
Infectious
Specimen and Container/Tube
Specimen Type: Whole blood
Preferred Specimen: Red-top tube
Volume
Preferred Volume: 2 - 3 mL
Minimum Volume: 1 mL
Specimen Stability
|
Storage Temperature |
Stability |
|
Room temperature (20 - 25°C) |
not acceptable |
|
Refrigerated (2 - 8°C) |
7 days |
|
Frozen (-20°C) |
not acceptable |
Collection Instructions
Specimen Collection: Collect blood from venipuncture by aseptic technique.
Specimen Transport: Immediate
Specimen Handling and Transport Instructions
UCMC Onsite Instructions: Collect specimen per standard collection procedure and send to laboratory immediately.
UCMC Offsite and UC MedLab Outreach Instructions: Collect specimen per standard collection procedure and send to laboratory immediately.
Rejection Criteria
- Common specimen rejected situations include: incorrect specimen type, insufficient volume, incorrect collection container, missing or incomplete specimen identifiers, incorrect specimen transport, or specimens outside stability limits.
- Grossly hemolyzed, lipemic, or icteric specimens will be rejected.
Reference Values
|
Test |
Age |
Sex |
Reference Range |
|
Negative |
All |
All |
< 1.0 AI |
Turnaround Time
Turnaround times are relative to the time the specimen is received in the test laboratory.
STAT Turnaround Time: not available
Routine Turnaround Time: 2 days
Testing Schedule: Monday - Sunday
Clinical Indications
- Aids in the diagnosis of patients with clinical features of idiopathic inflammatory myositis, especially those with clinical features suggestive of anti-synthetase syndrome or interstitial lung disease
Methodology
Multiplex Flow Immunoassay
CPT Codes
86235
LOINC Codes
33571-1
Synonyms/Keyword Search
JO1 ANTIBODIES, ANA, POLYMYOSITIS, Jo 1 Antibodies, Autoantibodies to Jo 1 Antigen
Last Review Date
06/09/2026