HTLV 1 and 1 Antibody Confirmation

Message

Sendout, Mayo test code: HTLVL

Test Code

LAB5210913

Alias/See Also

HTLV Confirmation
HTLV I/II Confirmation
HTLV I/II Line Immunoassay
HTLVL

CPT Codes
86689

Preferred Specimen

0.5 mL serum from a gold serum gel tube

Minimum Volume

0.2 mL

Instructions

1. Centrifuge blood collection tube per collection tube manufacturer's instructions (eg, centrifuge and aliquot within 2 hours of collection for BD Vacutainer tubes).
2. Aliquot serum into plastic vial.

Transport Container

Plastic vial

Transport Temperature

Frozen

Specimen Stability

Frozen (preferred)
Refrigerated: 7 days

Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)

Gross hemolysis: OK
Gross lipemia: OK
Gross icterus: OK

Methodology
Line Immunoassay (LIA)

FDA Status
Approved

Setup Schedule

Wednesday

Report Available

2-15 days

Limitations

A negative line immunoassay result does not preclude the possibility of exposure to human T-cell lymphotropic virus types I and II.

Results from this confirmatory assay should always be interpreted together with the reactive screening test result on a given specimen.

Reference Range

Included with report

Clinical Significance

Confirmatory detection of human T-cell lymphotropic virus types I and II (HTLV-I and HTLV-II)-specific IgG antibodies in human serum specimens that are consistently reactive by initial screening tests

Differentiating between HTLV-I- and HTLV-II-specific IgG antibodies

Performing Laboratory
Mayo Clinic Laboratories, Rochester, Minnesota

The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.