AIDS is a syndrome in which the body undergoes the loss of cellular immunity which lower the body’s ability to fight against disease. The cause of AIDS is a retrovirus called Human Immunodeficiency Virus (HIV). The symptoms of AIDS usually start from 3-6 weeks and are mild symptoms like fever, rash, swollen glands, and body ache which are followed by characteristic AIDS symptoms which may appear within 10 years of infection. In world till 2017 genome sequencing of the virus, sub typing of the virus, recombinant forms of the virus has been deeply discovered and studied which helps in better diagnosis and in choosing the strategies for treatment. The objective of this review is to give a brief history and current picture of HIV prevalence and describe its pathophysiology and modes of transmission. And how it is diagnosed, sign and symptoms, treatment and how it can be prevented.
syndrome, immunity, diagnosed, pathophysiology, treatment
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