HTLV I/II Antibodies with Reflex to Confirmation
HTLV I/II Western Blot , ARUP# 51164, EPIC: LAB6059, SOFT: XHTLV
Patients with positive results by ELISA will reflex to confirmation by Western Blot.
Specimen Collection Criteria
Collect (preferred specimen): One Gold-top SST tube.
Also acceptable: One plain Red-top tube, Lavender-top EDTA tube, Green-top Sodium or Lithium Heparin tube, or Light Blue-top Sodium Citrate tube.
Send specimen for processing immediately after collection.
Physician Office/Drawsite Specimen Preparation
Centrifuge to separate serum or plasma from cells within two hours of collection. Transfer serum or plasma to a plastic transport tube and refrigerate (2-8°C or 36-46°F) immediately.
Preparation for Courier Transport
Transport: 1.0 mL serum or plasma, refrigerated (2-8°C or 36-46°F). (Min: 0.5 mL)
- Specimens not collected and processed as indicated.
Ambient: 7 days (acceptable but not preferred)
Refrigerated: 7 days
Frozen: Indefinitely (avoid repeated freeze/thaw cycles)
Monday, Wednesday, Friday.
Results available in 2-6 days.
Qualitative Enzyme-Linked Immunosorbent Assay/Qualitative Western Blot.
ARUP intends use of this assay for clinical diagnosis. This assay should not be considered for blood donor screening or associated re-entry protocols.
Human T-Cell Lymphotropic Virus-1 (HTLV-1) has been associated with adult T-cell leukemia (ATL) and may play an indirect role in the pathocenesis of some B-cell chronic lymphocytic leukemia (CLL) cases. HTLV-1 has also been associated with chronic neurologic diseases including tropical spastic paraparesis (TSP) and HTLV-associated myelopathy (HAM). (1)
- Wiedbrauk D, Johnston SLG. Manual of Clinical Virology, Raven Press, New York, NY, 1993.
86790, (86689 if indicated for confirmation).
ARUP# 51164, EPIC: LAB6059, SOFT: XHTLV