Extended Myositis Panel

Test Code

39933

CPT Codes
83516 (x8), 84182 (x4), 86235 (x6)<br /> Restricted Client Code

Preferred Specimen

1 mL serum

Minimum Volume

0.5 mL

Instructions

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

Transport Container

ARUP Standard Transport tubes (x3)

Transport Temperature

Refrigerated (cold packs)

Specimen Stability

Room temperature: 48 hours
Refrigerated: 14 days
Frozen: 30 days

Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)

Hemolyzed, Hyperlipemic, Icteric, Heat-treated or contaminated specimens

Methodology
Qualitative Immunoprecipitation, Semi-Quantitative Multiplex Bead Assay, Qualitative Immunoblot, Semi-Quantitative Enzyme-Linked Immunosorbent Assay

Setup Schedule

Set up: Daily; Report available: 7-18 days

Reference Range

See Laboratory Report

Clinical Significance

May be useful for differential evaluation of polymyositis, dermatomyositis, necrotizing autoimmune myopathy, or overlap syndromes associated with connective tissue disease.

The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.