AIDS: Acquired Immune Deficiency Disease Syndrome
HIV: Human Immunodeficiency Virus, 

Already in the 1970s sporadic information about AIDS cases. Increase of AIDS cases since 1980s. First Central Africa Congo/Zaire, Ruanda, since 1981 USA Haiti.

Also spreading of the disease to Europe. In Central Africa, men and women are equally affected. The main source of infection is prostitution, in the USA/Europe it is mainly through men of certain risky groups.
Pathogen: Human Immunodeficiency Virus (HIV); 3 Variations: In our country HIV-1, in West Africa mainly HIV-2, new rarity is HIV-3.
HIV belongs to RNS-haltigen Retroviren, which has the Enzym Reverse Transskriptase und danach benannt sind. HIV directly distorts the immune and nerve system (lvmphozytotrop und neurotrop), although the body can make antibodies against the virus, the antibodies cannot netralise the virus.
- the infected person does not develop immune status that can enable elimination of the virus.

Incubation period:(From the time of infection to outbreak of the disease): Extreme long. In average 10 years. Comparison: measles.9-11 Tage.
However, one-two weeks after the acute infection of the disease. Symptomes: Fever, swelling of lymph node, throat inflamation, 70 % of the infected people have skin problems, much sweating, tiredness, vomitting, muscle and leg pains. The signs of the diesaes ring withni 5-14 days again. 
Through long incubation period.
Diagnosis: 1-2 weeks after infection can HIV-p24 Antigen be seen in blood. 
After 6-8 weeks special antibodoes against HI- Virus are formed. 

Proof of the antibodies EIA-Test ( Enzyme) confirmed through Western Blot 
By diagnosis of an HIV- infection controll before and during possible anti-viral threapy, the virus status can be measured by means of PCR

To the beginning of infection and in the state of acute HIV-disease Thrombozytopenie. Leuko. Lymphopenie