2024年1月19日 · HIV-1 and HIV-2 are the two main types of HIV. Most people with HIV have HIV-1. Genetic differences between the two viruses mean that diagnosis and treatment of HIV-1 and HIV-2 can be different.

2023年9月18日 · HIV-2 is mainly confined to western Africa. While HIV-2 has some of the same characteristics as HIV-1, it differs in its origin, genetic makeup, distribution, virulence, and pathogenicity (ability to cause disease). It is also less responsive to certain antiretroviral drugs used to treat HIV.

2022年9月20日 · Human immunodeficiency virus (HIV)-2 is an enveloped retrovirus causing human infection, similar to HIV-1, and is primarily endemic to West Africa. Due to globalization and increased migration, HIV-2 has now spread worldwide, with an estimated 1 to 2 million individuals affected.

2025年2月3日 · Human immunodeficiency virus (HIV) is categorized into two main types: HIV-1 and HIV-2.

There are two main types of the human immunodeficiency virus (HIV), HIV-1 and HIV-2. HIV-1 is the most common type of HIV and accounts for 95% of all infections, whereas HIV-2 is relatively uncommon and less infectious.

View recommendations for the diagnosis and treatment of HIV-2 infection using antiretroviral therapy in adults and adolescents.

2019年2月26日 · HIV-2 infections are characterized by lower viral loads of over 10,000 copies/mL compared to millions of copies/mL of HIV-1. However, the body’s immune response is more protective...