Medicine an Surgery notes

Apr 24th, 2015
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Module 1:Overview of HIV InfectionUnit 2: Epidemiology ofHIV Infection1ObjectivesAt the end of this session the participantshould be able to:Describe the history of HIVExplain the global, regional, national andlocal distribution of HIVDiscuss the distribution of HIV by age and sexDiscuss changes in morbidity and mortalitydue to HIV/AIDSDefine different modes of HIV transmissionDiscuss factors that facilitate HIVtransmission-biological and social2Historical background1981 - doctors in US recognized PCP in homosexualmales, a condition previously unreported in healthyadultsLater recognized that patients all were immunosuppressed1983/4 - scientist described the cause of the syndromeas a retrovirusLymphadenopathy Associated Virus (LAV)AIDs Associated Retrovirus (ARV)Human T-lymphotrophic Virus (HTLV-)In Kenya the first case described in 19841986 - Human Immunodeficiency Virus (HIV) acceptedas international designation for the retrovirus in a WHOconsultative meeting3Epidemic Update: GlobalPictureFourth biggest killer in the worldEstimated 40 million living with HIV byend of 2004About one-third of PLHA are between15-24 yearsMost people are still unaware they areinfectedYoung women are more vulnerable4Adults And Children Estimated To Be LivingWith HIV As Of End 2004North America1.0 million[540 000 1.6million]Caribbean

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