91440:LYMPHOCYTIC CHORIOMENINGITIS (LCM) VIRUS ANTIBODIES, IgG & IgM

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91440:LYMPHOCYTIC CHORIOMENINGITIS (LCM) VIRUS ANTIBODIES, IgG & IgM
Methodology: Indirect Fluorescent Antibody (IFA)
Edit Date: 5/18/2009
Components: Lymphocytic Choriomeningitis (LCM) Virus Antibody, IgG / Lymphocytic Choriomeningitis (LCM) Virus Antibody, IgM
Performed: Tuesday, Friday
Released: 1-5 days after setup at PeaceHealth Laboratories’ reference lab.
CPT Code: 86727-90 x2
Specimen Collection Details
Collection: One 7.5 mL serum separator tube (SST).
Handling: Centrifuge and separate serum into a plastic vial immediately.
Stability: 48 hours ambient, 14 days refrigerated, or 1 year frozen. Avoid repeated freeze/thaw cycles.
Standard Volume: 1 mL serum.
Minimum Volume: 200 µL serum.
Transport: Refrigerated.
Rejection Criteria: Severely lipemic, hemolyzed, or contaminated specimen.

Referene Range:
Lymphocytic Choriomeningitis (LCM) Virus Antibody, IgG
< 1:10 Negative - No significant level of LCM virus IgG antibody detected.

≥ 1:10 Positive – Presence of IgG antibody to LCM virus detected, suggestive of current or past infection.

Lymphocytic Choriomeningitis (LCM) Virus Antibody, IgM
< 1:10 Negative - No significant level of LCM virus IgM antibody detected.

≥ 1:10 Positive – Presence of IgM antibody to LCM virus detected, suggestive of current or past infection.

The best evidence for current infection is a significant change on two appropriately timed specimens, where both tests are done in the same laboratory at the same time.

PeaceHealth Laboratories