ARUP's Laboratory Test Directory

0099090: Toxocara Antibody IgG by ELISA

Test Mnemonic: TOXOCARA
Methodology: Enzyme-Linked Immunosorbent Assay

Performed: Tue, Fri

Reported: 1-5 days

Specimen Required:  
Collect: One 4 mL SST.

Transport: 1 mL serum at 2-8°C. (Min: 0.5 mL)  Submit specimen in an ARUP Standard Transport Tube.

Pediatric Collection/Transport: 0.15 mL serum at 2-8°C.

Remarks: Separate serum from cells ASAP. Acute and convalescent specimens must be labeled as such; parallel testing is preferred and convalescent specimens must be received within 30 days from receipt of the acute specimens.  Please mark specimen plainly as "acute" or "convalescent."

Unacceptable Conditions: Plasma.  Hemolyzed, severely lipemic, heat-inactivated, or contaminated specimens.

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

Reference Interval:
0.8 IV or less: Negative - No significant level of Toxocara IgG antibody detected.
0.9-1.1 IV: Equivocal - Questionable presence of Toxocara IgG antibody detected. Repeat testing in 10-14 days may be helpful.
1.2 IV or greater: Positive - Presence of IgG antibody to Toxocara detected, suggestive of current or past infection.

CPT Code(s):
86682