4/8/16

1

HIV/AIDSCH APT ER1 6SECT IO N2

FACTS/STATS§HIV/AIDSisa leadingcauseofdeathinteensandyoungadultsintheU.S.§44,000HIVcasesdiagnosedannually

§1.2millionAmericanslivewithHIV§Youth=17%ofpopulation,but26%ofinfections§California=mostnewHIVdiagnosesin2014

§World- 2millionnewcasesofHIV-2014§ 37million live withH IV

§HIVoriginatedinSubSaharanAfrica

§HIV– tracedbackto1920s

§SimianImmunodeficiencyVirus(SIV)inmonkeys/apesbecameHIV§Hunting/eatingofmonkeys/apes

§U.S.– HIVtracedbackto1969AIDS– diagnosedin1981

4/8/16

2

TRANSMISSIONBODYFLUIDS

◦Blood

◦ Semen

◦VaginalFluid

◦BreastMilk

BodyOpenings

◦Mouth

◦Cuts/openings

◦Genitals (penis/vagina)

◦Anus

HowHIVworks1) HumanImmunodeficiencyVirusattacksthebody

2) T-CellsbecomeHIVfactories–makesHIVcopiesandspreads

3) HIVantibodiesappearin3weeks-6months

4) HIVantibodiesdestroyTcells–Why?

5) AcquiredImmuneDeficiencySyndromeappears

4/8/16

3

AIDSDiagnosis

1) 200T-cellsorlesspermicromillimeterofblood

2) SpecificIllnessdiagnosed (26)

Treatment§HART=Highlyantiretroviraltherapy

§KeepsHIVfrommultiplying=lessHIV=lowertransmission=healthierlonger

§Mustbe takencorrectlyorHIVwillbecomeresistant