Lymphocytic Choriomeningitis (LCM) Virus Antibody, IFA, Serum

Test Code

LCM VIRUS PANEL(O)

CPT Codes
86727 (x2)

Includes

LCM Ab (IgG), LCM Ab (IgM)

Preferred Specimen

0.5 mL serum

Minimum Volume

0.2 mL

Other Acceptable Specimens

For CSF order 60625

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 • Grossly lipemic • Grossly icteric

Methodology
Immunoassay (IA)

FDA Status
This test was developed and its performance characteristics have been determined by Quest Diagnostics. It has not been cleared or approved by FDA. This assay has been validated pursuant to the CLIA regulations and is used for clinical purposes.

Setup Schedule

Set up: Mon, Wed-Sat; Report available: 1-3 days

Report Available

1-3 DAYS

Reference Range

LCM IgG	<1:16
LCM IgM	<1:20

Clinical Significance

Antibody to LCM is often detectable within a few days of clinical symptoms. An elevated IgM titer provides a rapid diagnosis of recent or current infection. A four-fold rise in IgG titer between acute and convalescent specimens is also considered diagnostic of recent infection.

Last Updated: October 18, 2021

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.