Test Details

Mnemonic

DENGM

Ordering Code

3688060

CPT-4 Code(s)

86790 x 2 RUO

Specimen Information

Collect

SST

Specimen Preparation

Centrifuge, separate serum from cells within 2 hours of collection and send 1.0 mL serum refrigerated in a screw-capped plastic vial.

Alternate Specimen

Serum: Red-top

Minimum Volume

0.1 mL

Transport Temperature

Refrigerated

Rejection Criteria

Lipemic, hemolyzed or heat-inactivated specimens

Stability

Room temperature: 2 days
Refrigerated: 14 days
Frozen: 1 year

Methodology

Enzyme Linked Immunosorbent Assay
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Reference Range

Dengue Fever Virus Antibody, IgG
≤1.64 IV: Negative- No significant level of detectable dengue fever virus IgG antibody.
1.65-2.84 IV: Equivocal-Questionable presence of antibodies. Repeat testing in 10 - 14 days may be helpful.
≥2.85 IV: Positive- IgG antibody to dengue fever virus detected, which may indicate a current or past infection.
Dengue Fever Virus Antibody, IgM

However, low levels of IgM antibodies may occasionally persist for more than 12 months post-infection.
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Performing Laboratory

ARUP Reference Laboratory
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New York DOH Approval Status

Yes
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