Medically reviewed by Anju Goel, MD Key Takeaways CD4 counts show how strong your immune system is; lower counts mean a ...

Living with HIV means becoming fluent in a language of numbers that might seem confusing at first but actually hold the key to your health and future. Two numbers in particular – your viral load and ...

A review found that CD4/CD8 ratio could be used as a prognostic marker for mortality in patients with HIV, though future studies need to be done to confirm these findings. Clinical practices can ...

CD4+ T cells, or helper T cells, are one type of lymphocyte that helps coordinate the immune response against infection and disease. They interact and activate other cells in the immune system. The ...

National Institutes of Health researchers shared new details about idiopathic CD4 lymphocytopenia (ICL), a rare immune deficiency that leaves people vulnerable to infectious diseases, autoimmune ...

T-cell profiles derived from blood and renal biopsy may be novel biomarkers of lupus nephritis treatment response, study findings suggest.