Mitochondrial Antibody Screen with Reflex to Titer

Test Code

MARTP

CPT Codes
86381

Includes

If Mitochondrial Antibody Screen is positive, then Mitochondrial Antibody Titer will be performed at an additional charge (CPT code(s): 86381).

Preferred Specimen

0.5 mL serum

Minimum Volume

0.1 mL

Transport Container

Plastic screw-cap vial

Transport Temperature

Room temperature

Specimen Stability

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

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

Gross hemolysis • Gross lipemia

Methodology

Immunoassay (IA)

Setup Schedule

Set up: Mon-Fri a.m.; Report available: Next day

Reference Range

Negative

Clinical Significance

A high Anti-Mitochondrial Antibody (AMA) titer supports the diagnosis of primary biliary cirrhosis (PBC). Low titers of AMA may be detected in other liver disorders, which include chronic active hepatitis and cryptogenic cirrhosis. Mitochondrial M2 Antibody has an even higher specificity for PBC.

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

Last Updated: February 23, 2012

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.