Test Overview
Test Methodology

Radioimmunoprecipitation Assay

Test Usage

Assessment of idiopathic inflammatory myopathies.

Reference Range *

Not detected.

Test Details
Days Set Up
Monday
Analytic Time

8 - 15 days

Soft Order Code
MYOSI
MiChart Code
Myositis Associated Antibodies (MAA)
Synonyms
  • 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
Laboratory
Sendout
Reference Laboratory
Specialty 3240
Section
Special Testing
Specimen Requirements
Collection Instructions

Collect specimen(s) in a red top tube. Centrifuge, aliquot serum 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, and SRP autoantibodies. Test sent to Quest Valencia (Specialty) Laboratories.

Billing
CPT Code
86235 x7
Fee Code
32016, 32017, 32018, 32019, 32027, 32028, 32029
LOINC
S-3240
NY State Approved
No