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Lab Dept:
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Serology
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Test Name:
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LCM VIRUS ANTIBODIES
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General Information
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Lab Order Codes:
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LCMV
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Synonyms:
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Lymphocytic Choriomeningitis (LCM) Virus
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CPT Codes:
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86727 x2 – Antibody, lymphocytic choriomeningitis
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Test Includes:
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LCM Virus IgG and IgM Anbibody levels reported as a titer.
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Logistics
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Test Indications:
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N/A
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Lab Testing Sections:
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Serology – Sendouts
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Referred to:
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Mayo Medical Laboratories forward to Focus Technologies (MML Test# 90042)
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Phone Numbers:
Minneapolis:
Saint Paul:
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612-813-6280
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651-220-6550
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Test Availability:
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Daily, 24 hours
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Turnaround Time:
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1 – 4 days, test performed Monday through Friday
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Special Instructions:
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N/A
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Specimen
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Specimen Type:
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Whole blood
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Container:
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Red top tube
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Draw Volume:
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3.0 mL blood
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Processed Volume:
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1.0 mL (Minimum: 0.25 mL) serum
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Collection:
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Routine venipuncture
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Special Processing:
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Lab Staff: Centrifuge specimen. Remove serum aliquot into a screw-capped, round bottom plastic vial. Store and ship at refrigerated temperatures. Forward promptly.
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Patient Preparation:
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None
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Sample Rejection:
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Unlabeled specimens
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Interpretive
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Reference Range:
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IgG:
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<1:16
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IgM:
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<1:20
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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.
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Critical Values:
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N/A
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Limitations:
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N/A
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Methodology:
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Indirect fluorescent Antibody (IFA)
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Contraindications:
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N/A
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References:
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Mayo Medical Laboratory Web Page http://www.mayoreferenceservices.org/mrs/mml/index.asp June 2005
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