Ordering Recommendation

May be useful for evaluation of patients with characteristic cutaneous manifestations of dermatomyositis with or without muscle weakness.

Mnemonic
DERM PAN
Methodology

Qualitative Immunoprecipitation/Qualitative Immunoblot

Performed

Sun-Sat

Reported

7-18 days

New York DOH Approval Status
This test is New York DOH approved.
Specimen Required
Patient Preparation
Collect

Serum Separator Tube (SST).

Specimen Preparation

Separate from cells ASAP or within 2 hours of collection. Transfer one 1 mL serum aliquots to ARUP Standard Transport Tubes. (Min: 0.5 mL/aliquot)

Storage/Transport Temperature

Refrigerated

Unacceptable Conditions

Hemolyzed, hyperlipemic, icteric, heat-treated or contaminated specimens.

Remarks
Stability

Ambient: 48 hours; Refrigerated: 2 weeks; Frozen: 1 year

Reference Interval
Test Number
Components
Reference Interval
  Mi-2 (nuclear helicase protein) Antibody Negative
  P155/140 Antibody Negative
  SAE1 (SUMO activating enzyme) Ab Negative
  MDA5 (CADM-140) Ab Negative
  NXP2 (Nuclear matrix protein-2) Ab Negative
  TIF-1 gamma (155 kDa) Ab Negative

Interpretive Data

Refer to report.

Compliance Statement D: For laboratory tests using a manufactured RUO kit. This test was developed and its performance characteristics determined by ARUP Laboratories. The U. S. Food and Drug Administration has not approved or cleared this test; however, FDA clearance or approval is not currently required for clinical use. The results are not intended to be used as the sole means for clinical diagnosis or patient management decisions.

Note

Antibodies: Mi-2, P155/140, SAE1, MDA5, NXP2, TIF1-gamma

Hotline History
N/A
CPT Codes

83516 x6

Components
Component Test Code* Component Chart Name LOINC
2010852 Mi-2 (nuclear helicase protein) Antibody 18485-3
2010855 P155/140 Antibody
2013996 Dermatomyositis Interpretive Information 48767-8
3001786 SAE1 (SUMO activating enzyme) Ab 82440-9
3001787 MDA5 (CADM-140) Ab 82424-3
3001788 NXP2 (Nuclear matrix protein-2) Ab 82426-8
3001789 TIF-1 gamma (155 kDa) Ab 82448-2
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.
Aliases
Dermatomyositis Autoantibody Panel