Clinics and Departments

Laboratory Services

Lab Dept:

Serology

Test Name:

LCM VIRUS ANTIBODIES

General Information

Lab Order Codes:

LCMV

Synonyms:

Lymphocytic Choriomeningitis (LCM) Virus

CPT Codes:

86727 x2 – Antibody, lymphocytic choriomeningitis

Test Includes:

LCM Virus IgG and IgM Anbibody levels reported as a titer.

Logistics

Test Indications:

N/A

Lab Testing Sections:

Serology – Sendouts

Referred to:

Mayo Medical Laboratories forward to Focus Technologies (MML Test# 90042)

Phone Numbers:

Minneapolis:

Saint Paul:

 

612-813-6280

651-220-6550

Test Availability:

Daily, 24 hours

Turnaround Time:

1 – 4 days, test performed Monday through Friday

Special Instructions:

N/A

Specimen

Specimen Type:

Whole blood

Container:

Red top tube

Draw Volume:

3.0 mL blood

Processed Volume:

1.0 mL (Minimum: 0.25 mL) serum

Collection:

Routine venipuncture

Special Processing:

Lab Staff: Centrifuge specimen. Remove serum aliquot into a screw-capped, round bottom plastic vial. Store and ship at refrigerated temperatures. Forward promptly.

Patient Preparation:

None

Sample Rejection:

Unlabeled specimens

Interpretive

Reference Range:

IgG:

<1:16

IgM:

<1:20

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

Critical Values:

N/A

Limitations:

N/A

Methodology:

Indirect fluorescent Antibody (IFA)

Contraindications:

N/A

References:

Mayo Medical Laboratory Web Page http://www.mayoreferenceservices.org/mrs/mml/index.asp June 2005



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