Test Overview
Test Methodology

Radioimmunoprecipitation Assay and Immunoassay

Test Usage

Assessment of idiopathic inflammatory myopathies.

Reference Range *

Not detected.

Test Details
Days Set Up
Tuesday - Thursday
Analytic Time

5 - 14 days

Soft Order Code
MiChart Code
Myositis AssessR Plus Jo-1 Autoantibodies
  • PL-7 Antibody
  • PL-12 Antibody
  • Mi-2 Antibody
  • Ku Antibody
  • EJ Antibody
  • OJ Antibody
  • SRP Antibody
  • Myositis Profile
  • Myositis Specific Antibodies (MSA)
  • Myositis AssessR plus Jo-1 Antibody
Reference Laboratory
Specialty 3242
Special Testing
Specimen Requirements
Collection Instructions

Collect specimen in a red top tube. Centrifuge, aliquot serum into two (2) plastic vials (3 mL each) within 4 hours of collection, and refrigerate.

Special Handling

Must arrive in lab or aliquot and refrigerate within 4 hours.

Red Top Tube
Normal Volume
6 mL serum
Minimum Volume
2 mL serum
Additional Information

Test includes PL-7, PL-12, Mi-2, Ku, EJ, OJ, SRP, and Jo-1 autoantibodies. Test sent to Quest Valencia (Specialty) Laboratories.

CPT Code
86235 x8
Fee Code
32016, 32017, 32018, 32019, 32027, 32028, 32029, AA307
NY State Approved