HIV is a virus and AIDS is a disease
AIDS is a deficiency in the body’s defense mechanism or immune system
AIDS is acquired not hereditary
HIV infection leads to AIDS, depending on the body’s defense mechanism
HIV virus replication leads to decrease CD-4 cells
A viral replication continues there is further impairment of the immune system reducing body’s capacity to fight infections
The individual becomes more susceptible to opportunistic infections
AIDS is characterized by the presence of opportunistic infections