Mitochondria M2 Antibody (IgG), EIA

Test Code

CPT Codes

Preferred Specimen
1 mL serum

Minimum Volume
0.3 mL

For longer storage, freeze at -20°C or lower, and send frozen samples on dry ice. Avoid freeze/thaw cycles.

Transport Container
Plastic screw-cap vial

Transport Temperature
Room temperature

Specimen Stability
Room temperature: 7 days
Refrigerated: 14 days
Frozen: 30 days

Enzyme Immunoassay (EIA)

Setup Schedule
Set up: Tues-Sat a.m.; Report available: Next day

Reference Range
Negative ≤20.0 U
Equivocal 20.1 - 24.9 U
Positive ≥25.0 U

Clinical Significance
Mitochondrial antibody is present in approximately 95% of patients with Primary Biliary Cirrhosis (PBC). Mitochondrial M2 antibody has an even higher specificity for PBC.

Performing Laboratory
Quest Diagnostics Nichols Institute
14225 Newbrook Drive
Chantilly, VA 20153

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.