Myositis Specific Ab Eval, S

Synonyms

  • LAB14838
  • MYOSITIS SPECIFIC AB EVAL, S

Cerner Name

Myositis Specific Antibody Evaluation, Serum

Clinical Info

This assay identifies subtype-specific biomarkers to help clinicians diagnose, classify, and manage idiopathic inflammatory myopathies (IIM), informing prognosis and treatment.

Specimen Sources

Blood, Arterial Blood, Capillary Blood, Central Line Blood, Venous

Specimen Types

Blood

Specimen Volume

2.5 mL Serum (minimum volume 1.5 mL)

Container

Red Top Tube

Collection Instructions

Centrifuge and aliquot serum into a plastic specimen transport tube.

Transport Instructions

Refrigerated

Specimen Stability

Refrigerated (preferred): 21 days
Frozen: 21 days

Methodology


• Bead-Based Multi-Analyte Immunoassay (for EJS, MDA5S, MI2S, NXP2S, OJS, PL12S, PL7S, SAE1S, TIFGS) 
• Multiplex Flow Immunoassay (for JO1)
• Indirect Immunofluorescence Assay (for SRPIS, SRPTS)
• Chemiluminescence Immunoassay (for HMGCR)
• Immunoblot (for SRPBS)

Days Performed

TAT: 4-8 Days

Performing Laboratories
  • Mayo Medical Laboratories

CPT

82397,86235,86255

PDM

255527

Results
Component Name Base Name Common Name External Name
JO 1 AB, IGG, S JO1 JO 1 AB, IGG, S Jo 1 Ab, IgG, S
SRP MYOMARKER3 SRP SRP MYOMARKER3 Anti-SRP Ab
HMG-COA REDUCTASE AB, S HMGCOAREDUAB HMG-COA REDUCTASE AB, S HMG-CoA Reductase Ab, S
INTERPRETATION INTERP INTERPRETATION
TIF1G AB TIF1GAB TIF1G AB TIF1G Ab
ANTI-SAE1 AB, IGG (RDL) ANTISAE1AB ANTI SAE1 AB, IGG RDL Anti-Sae1 Ab, Igg (Rdl)
PL7 PL7 PL7 Anti-PL-7 Ab
PL12 PL12 PL12 Anti-PL-12 Ab
ANTI-OJ AB (RDL) ANTIOJAB ANTI OJ AB RDL Anti-Oj Ab (Rdl)
NXP-2 (P140) NXP2 NXP2 Anti-NXP-2 (P140) Ab
ANTI-MI-2 AB (RDL) ANTIMI2AB ANTI MI 2 AB RDL Anti-Mi-2 Ab (Rdl)
MDA-5 (P140)(CADM-140) MDA5 MDA5 Anti-MDA-5 Ab (CADM-140)
ANTI-EJ AB (RDL) ANTIEJAB ANTI EJ AB RDL Anti-Ej Ab (Rdl)

Result Interpretation

Mayo Test Code: MSAES

Forms
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Workgroup: Immunology
Procedure Master Number: LAB14838
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