The virus destroys cells in the immune system, which makes it difficult for the body to fight off infections; toxins, or poisons; and diseases. HIV causes AIDS, a late stage of the virus characterized by serious infections, malignancies and neurologic dysfunctions. (OPTN Glossary May 2021)
Human Immunodeficiency Virus (HIV) is a virus that attacks the body’s immune system. If HIV is not treated, it can lead to Acquired Immunodeficiency Syndrome (AIDS). (OPTN Policy Definitions May 2021)