Other Retroviruses That May Cause Human Illness

Retroviruses are a family of viruses that are grouped together based on how they are structured and how they replicate within a host. Besides human immunodeficiency virus (HIV), the virus that causes AIDS, there a two other retroviruses that can cause human illness. One is called human T-lymphotropic virus type 1 (HTLV-1) and the other is called human T-lymphotropic virus type 2 (HTLV-II). Both of these viruses are transmitted between people through sexual contact, infected blood or tissue exposure, or during pregnancy or childbirth from an infected mother to her child.

Retrovirus Basics

Getting Tested for STDs

Reporting a Case of Retrovirus

External Links


Content Notice: This site contains HIV or STD prevention messages that may not be appropriate for all audiences. Since HIV and other STDs are spread primarily through sexual practices or by sharing needles, prevention messages and programs may address these topics. If you are not seeking such information or may be offended by such materials, please exit this web site.

Updated Thursday, October 30, 2014 at 08:27AM