Medically reviewed by Steffini Stalos, DO Key Takeaways CD4 T helper cells help the body fight infections by signaling other cells to attack germs. Without enough CD4 T cells, the body can't fight ...

At presentation, all children living with HIV younger than five years should be considered as having advanced HIV disease ...

A panelist discusses how CD4 counts serve as measures of immune system status that typically increase by about 200 in the first year of antiretroviral therapy. Although there can be laboratory ...

A single center letter describes lung transplantation in people living with HIV despite CD4 counts under 200 during evaluation, emphasizing prior viral suppression and clinical context when assessing ...

The World Health Organization (WHO) has strongly recommended CD4 testing as the preferred method for identifying advanced HIV ...

The WHO has strongly recommended CD4 testing to identify advanced HIV disease under its 2025 guidelines. Here’s why the test ...

Long-term antiretroviral therapy helps people with HIV reduce the risk of pneumonia and shingles by strengthening the immune ...

In a person living with HIV, proviruses—strands of HIV DNA—are typically integrated into the T cell genome and become a permanent part of the cell's genetic makeup. This integration enables the ...

There are currently ~38 million people worldwide living with HIV. If left untreated, HIV infection progresses to acquired immunodeficiency syndrome (AIDS) where patients become extremely vulnerable to ...

CD4 tests are strongly recommended as the preferred method to identify advanced HIV disease among people living with HIV, the ...