Dermatomyositis Autoantibody Panel




Test Mnemonic

DERMYO

CPT Codes

  • 83516 - QTY (2)
  • 84182 - QTY (4)
  • 86039 - QTY (1)

Aliases

  • ANA
  • MDA5
  • Mi-2
  • NXP2
  • P155/140
  • SAE1
  • TIF1-gamma

Includes

  • Mi-2 (nuclear helicase protein) Antibody
  • P155/140 Antibody
  • SAE1 (SUMO activating enzyme) Antibody
  • MDA5 (CADM-140) Antibody
  • NXP-2 (Nuclear matrix protein-2) Ab
  • TIF-1 gamma (155 kDa) Antibody
  • Dermatomyositis Interpretive Information
  • Antinuclear Antibody (ANA), HEp-2, IgG
  • ANA Interpretive Comment

Performing Laboratory

ARUP


Specimen Requirements

Volume Type Container Collect Temperature Transport Temperature Special Instructions
1 mLSerumSST (Gold) RefrigeratedSeparate serum from cells ASAP or within 2 hours of collection and transfer to standard aliquot tube.

Minimum Specimen Requirements

Volume Type Container Collect Temperature Transport Temperature Special Instructions
0.5 mL     

Stability

Environmental Condition Description
Refrigerated2 weeks
Frozen1 year
Ambient48 hours

Days Performed

Sun - Sat

Turnaround Time

8 - 19 days

Methodology

Name Description
Immunoblot (IB), Qualitative 
Immunoprecipitation 
Semi-Quantitative Indirect Fluorescent Antibody 

Reference Range

ANA HEp-2 IgG
Sex Age From Age To Type Range Range Unit
       < 1:80 

Special Info

REFLEX CRITERIA: Antibodies: Mi-2, P155/140, SAE1, MDA5, NXP2, TIF1-gamma, ANA Hemolyzed, hyperlipemic, or icteric specimens will be rejected. Heat-treated or contaminated specimens are unacceptable. This test is New York DOH approved.