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Aug 16, 2021 · Opportunistic infections (OIs) are infections that occur more often or are more severe in people with weakened immune systems than in people with healthy immune systems. People with weakened immune systems include people living with HIV. OIs are caused by a variety of germs (viruses, bacteria, fungi, and parasites).
Since opportunistic infections can cause severe disease, much emphasis is placed on measures to prevent infection. Such a strategy usually includes restoration of the immune system as soon as possible, avoiding exposures to infectious agents, and using antimicrobial medications ("prophylactic medications") directed against specific infections.
Jan 22, 2024 · What Are Some of the Most Common Opportunistic Infections? Some of the most common OIs in people with HIV are: Herpes simplex virus 1 (HSV-1) infection — a viral infection that can cause eye inflammation, mouth and throat disease, genital herpes, and brain infections. It can also affect the prostate of men who have sex with men (MSM ).
Jan 27, 2023 · HIV-1 associated opportunistic infections encompass a myriad of life-threatening infections seen in patients with advanced human immunodeficiency virus who are generally not on anti-retroviral therapy (ART). These infections typically affect patients with low CD4+ counts. This activity reviews the evaluation and management of the most commonly ...
May 1, 2024 · Why Opportunistic Infections Occur . Opportunistic infections are the result of a weakened immune system. In the case of HIV, the virus targets the immune system by depleting CD4 T lymphocytes (CD4 cells). CD4 cells are lymphocytes, a type of white blood cell (WBC) that is vital to helping the body fight off infections by coordinating the ...
