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Test Code CHIK Chikungunya Antibodies, IgG and IgM

Clinical Indications

May aid in the diagnosis of chikungunya viral infection during acute phase of disease (>5 days after symptom onset). In endemic regions, recommend co-testing for dengue and Zika virus because clinical picture of these diseases is similar.

Additional Test Codes

Epic Order Name: CHIKUNGUNYA ANTIBODY, IGG/IGM (aka CHIK)
Sunquest Order Code: CHIK
Epic Px Code: LAB2984

Specimen Collection Type

Preferred: Gold
Acceptable: Red

Minimum Collection Volume

0.15 mL

Reference Range

Component

Reference Interval

Interpretation

Chikungunya Antibody, IgG

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.

Chikungunya Antibody, IgM

0.79 Index or less

Negative: No significant level of Chikungunya IgM antibody detected.
 

0.80-1.09 Index

Equivocal: Questionable presence of Chikungunya IgM antibody detected. Repeat testing in 10-14 days may be helpful.
 

1.10 Index or greater

Positive: Chikungunya IgM antibody detected.

Critical Value

n/a

Interpretation

N/A

Rejection Criteria

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

Specimen Availability for Add-on Testing

2 Days

Specimen Stability

Refrigerated (preferred): 2 weeks
Ambient: 48 hours
Frozen: 1 year

Day(s) Performed

Wed

Performing Lab - Department

TUKHS-BH-Mail Outs

CPT Code

86790 x2

LOINC Code

Chikungunya Antibody, IgG 83068-7
Chikungunya Antibody, IgM 83067-9

Test Alias

N/A

Additional Information / Notes

N/A