The human immunodeficiency virus, or HIV, is a retrovirus that infects the cells of the immune system such as T lymphocytes, specifically cluster of differentiation-4+ T cells, dendritic cells, and macrophages. Infection leads to a progressive weakening of the immune system and ultimately results in acquired immunodeficiency syndrome (AIDS).

This Datamonitor Healthcare Disease Coverage report contains Forecast, Treatment, Epidemiology, Marketed Drugs, and Pipeline modules.