Check the Army Community Service company profile in Fort George G Meade , MD . Find the latest business information using the D&B Business Directory at DandB.com. Products
These infections are called âopportunisticâ because they take advantage of your weakened immune system, and they can cause devastating illnesses. OIs are signs of a declining immune system. Most life-threatening OIs occur when your. is below 200 cells/mm3. OIs are the most common cause of death for people with HIV/AIDS.
HIV/AIDS. Human immunodeficiency virus (HIV) infection (HIV) occurs when the virus invades cells in the immune system and uses them to make more HIV cells. HIV is a retrovirus, meaning it needs host cells to replicate. The host cells it uses are CD4, or helper T, cells, which initiate the bodyâs response to infection.