The vast majority of people who develop canker sores do not have another problem as the cause. 1  Both hereditary and environmental causes of the disease have been suggested, but the exact cause is not clear. 2  A number of factors have been suggested to precipitate outbreaks in susceptible individuals. 3  Oral trauma.
The most common names for HIV/AIDS refers to the wasting (cachexia) which typically occurs in the latter stages of the disease. This is often referred to as the â thins â or â slimâs disease â, a term very often used in Africa in the native tongue. CD4 count usually refers to the CD4 T-cell count which is an indication of the progression of the infection. 2  HIV targets these T-lymphoctyes and over time, the CD4 cell population drops.
Named after the tissues they infect. For example, Adenoviruses cause common cold found in the adenoids tissues between the back of the throat and the nasal cavity. Today viruses are given a genus name ending in the word virus and a species name. If a virus affects bacteria it is called a bacteriophage or phage. HIV - RNA virus called retrovirus. HIV in a human host affects white blood cells. People with HIV eventually will get AIDS because more white blood cells become infected and produce new viruses.