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Lymphocytic choriomeningitis (LCM) virus antibodies, IgG & IgM, CSF-994

Test info

Test name:

Lymphocytic choriomeningitis (LCM) virus antibodies, IgG & IgM, CSF

Test number:

994

Excellian order number:

LAB994

Abbreviation:

MSO

Alternate names:

LCM antibodies, CSF

Tests included:

Lymphocytic choriomeningitis (LCM) virus antibody, IgG
Lymphocytic choriomeningitis (LCM) virus antibody, IgM

Useful for:

Aid in the diagnosis of lymphocytic choriomeningitis (LCM) viral infection in CNS.

Specimen

Specimen type:

Cerebrospinal fluid (CSF)

Collection container:

Sterile vial/container

Volume:

1.0 mL

Minimum volume:

0.2 mL

Processing instructions:

Transfer 1.0 mL CSF to a Transfer vial/tube with cap - 12mL (LabCorp)

Transport container:

Transfer vial/tube with cap - 12mL (LabCorp)

Transport and stability:

Refrigerated (preferred) – 2 weeks

Ambient – 48 hours

Frozen – 1 year

Reason for rejection:

Contaminated specimen
Hemolysis

Performance

Performing lab:

ARUP (2001628) via LabCorp (009985): R-NX

Days set up:

Tu, Fr

TAT:

5 days

Method:

Semi-quantitative indirect fluorescent antibody (S-Q IFA)

Clinical and Interpretive info

Reference ranges:

Lymphocytic choriomeningitis (LCM) virus Ab, IgG, CSF

< 1:1 Negative - No significant level of LCM virus IgG antibody detected.

≥ 1:1 Positive - Presence of IgG antibody to LCM virus detected, suggestive of current or past infection.

Lymphocytic choriomeningitis (LCM) virus Ab, IgM, CSF

< 1:1 Negative - No significant level of LCM virus IgM antibody detected.

≥ 1:1 Positive - Presence of IgM antibody to LCM virus detected, suggestive of current or past infection.

Billing

CPT codes:

86727 x 2

Tracking

Date created:

08/27/2021

Review date:

12/18/2023