individual. AIDS, the final stage of HIV infection, is defined by low CD4+ T cell counts (fewer than 200 per μL), various opportunisticinfections, cancers
An opportunisticinfection is an infection caused by pathogens (bacteria, fungi, parasites or viruses) that take advantage of an opportunity not normally
of people with AIDS. They can also be affected by diverse psychiatric and neurological symptoms independent of opportunisticinfections and cancers. HIV
immunodeficiency syndrome (AIDS), a condition in which progressive failure of the immune system allows life-threatening opportunisticinfections and cancers to thrive