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[HTLV1 and coinfections]
C Brosset1, P Hovette, G Raphenon
1Médecin des Armées, Hôpital d'Instruction des Armées, Marseille Armées.
Medecine Tropicale : Revue Du Corps De Sante Colonial
|October 1, 1991
Summary
Human T-lymphotropic virus type 1 (HTLV1) infection can worsen outcomes in coinfections like HIV and Strongyloides. Testing for these coinfections is recommended in HTLV1 carriers and vice versa.
Area of Science:
- Virology
- Immunology
- Infectious Diseases
Context:
- Human T-lymphotropic virus type 1 (HTLV1) infection is a global health concern.
- Coinfections with HTLV1, particularly with HIV and Strongyloides, are increasingly recognized.
- The impact of HTLV1 on the pathogenesis of other infections requires further elucidation.
Purpose:
- To review the diagnostic procedures for HTLV1 infection.
- To summarize the current understanding of HTLV1 coinfections, focusing on HIV and Strongyloides.
- To explore proposed mechanisms underlying the interactions between HTLV1 and coinfecting pathogens.
Summary:
- Recommended HTLV1 diagnosis involves ELISA, Western blot, RIPA, or PCR.
- HTLV1 coinfections, especially with HIV and Strongyloides, often exhibit increased severity.
- Mechanisms include HTLV1-induced lymphocyte immortalization, transactivation of HIV replication, and immune modulation facilitating parasite multiplication.
Impact:
- Highlights the importance of screening for HIV and Strongyloides in HTLV1-infected individuals.
- Suggests HTLV1 may exacerbate other infections through complex immunological interactions.
- Underscores the need for further research into HTLV1 coinfection dynamics and management.