Confirm antibody test results for a positive screening test (HTLV types I and II).
Qualitative Western Blot
New York DOH Approval Status
Serum separator tube. Also acceptable: lavender (K2 EDTA), lavender (K3 EDTA), green (sodium heparin), green (lithium heparin), or light blue (sodium citrate).
Separate serum from cells ASAP or within 2 hours of collection. Transfer 1 mL serum to an ARUP Standard Transport Tube. (Min: 0.5 mL).
Specimens containing particulate material.
After separation from cells: Ambient: Unacceptable; Refrigerated: 1 week; Frozen: Indefinitely (avoid repeated freeze/thaw cycles)
This assay should not be used for blood donor screening, associated re-entry protocols, or for screening Human Cell, Tissues and Cellular and Tissue-Based Products (HCT/P).
This test was developed and its performance characteristics determined by ARUP Laboratories. It has not been cleared or approved by the US Food and Drug Administration. This test was performed in a CLIA certified laboratory and is intended for clinical purposes.
Laboratory Developed Test (LDT)
Order this assay only when a specimen is repeatedly reactive for HTLV I or HTLV I/II antibodies.
|Component Test Code*||Component Chart Name||LOINC|
|0020642||HTLV I/II Antibodies, Western Blot||16982-1|
- HTLV 1, 2 western blot confirmation
- HTLV 1/2
- HTLV I/II Antibodies Western Blot
- HTLV Types 1 & 2 Abs western blot
- HTLV Types 1 & 2 confirmation
- HTLV western blot