Chikungunya Antibodies, IgG and IgM

Label Mnemonic:	CHIKMG
Epic code:	LAB8380
Downtime form:	Doctor/Provider Orders - Pathology Core and Specialty Care Nursery

Commercial Mailout Laboratory
6240-8 RCP
356-8593

Specimen(s):

Serum

Specimen Instructions:

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."

Collection Medium:

Red top tube 5 mL (Clot Activator)

Minimum:

Preferred Minimum: 1 mL serum in red top tube
Absolute Minimum: 0.15 mL serum in red top tube

Rejection Criteria:

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

Delivery Instructions:

Deliver to laboratory immediately after collection.

Turn Around Time:

1-8 days upon receipt at reference laboratory

Reference Range:

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
0.89 ISR or less	Negative: No significant level of Chikungunya IgM antibody detected
0.90–1.09 ISR	Equivocal: Questionable presence of Chikungunya IgM antibody detected. Repeat testing in 10–14 days may be helpful.
1.10 ISR or greater	Positive: Chikungunya IgM antibody detected.

Interpretive Data:

The results are not intended to be used as the sole means for clinical diagnosis or patient management decisions.

Methodology:

Semi-Quantitative Enzyme-Linked Immunosorbent Assay

CPT Code:

86790 x2