Ordering Recommendation

Aid in detecting past chikungunya viral infection. Testing should also be considered for other arthropod-borne viruses with similar symptomology based on clinical presentation and travel history.

Mnemonic
CHIKG
Methodology

Semi-Quantitative Enzyme-Linked Immunosorbent Assay

Performed

Wed

Reported

1-8 days

New York DOH Approval Status
This test is New York DOH approved.
Specimen Required
Patient Preparation
Collect

Serum separator tube.

Specimen Preparation

Separate serum from cells ASAP or within 2 hours of collection. Transfer 1 mL serum to an ARUP Standard Transport Tube. (Min: 0.15 mL) Parallel testing is preferred and convalescent specimens must be received within 30 days from receipt of the acute specimens. Mark specimens plainly as "acute or convalescent."

Storage/Transport Temperature

Refrigerated.

Unacceptable Conditions

Contaminated, heat-inactivated, hemolyzed, or severely lipemic specimens.

Remarks
Stability

After separation from cells: Ambient: 48 hours; Refrigerated: 2 weeks; Frozen: 1 year (avoid repeated freeze/thaw cycles)

Reference Interval
0.79 Index or less Negative: No significant level of Chikungunya IgG antibody detected.
0.80-1.09 Index Equivocal: Questionable presence of Chikungunya IgG antibody detected. Repeat testing in 10-14 days may be helpful.
1.10 Index or greater Positive: Chikungunya IgG antibody detected; suggests current or past infection.

Interpretive Data



Compliance Category

Laboratory Developed Test (LDT)

Note
Hotline History
N/A
CPT Codes

86790

Components
Component Test Code* Component Chart Name LOINC
2011809 Chikungunya Antibody, IgG 83068-7
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.
Aliases
Chikungunya Antibody, IgG