UGS 302 Lecture 5: 9/12
8 Nov 2016
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Document Summary
Hiv surveillance- epidemiologist for state of texas- tb/hiv/std. Hiv 101- fing t-cell, dock with it, inject it, uncodes, uses hosts dna w its rna to create -rna to. Dna to rna, normal is opposite, mutates quickly, hard to treat, replicates, buds out, looks for other cells. Hiv infection>lower t helper cells>cd$ down t lymphocyte expression>immune system deterioration>infections & malignancies development. Difficult to know right away, used to have to wait a month or two, window period is down to a week or two. Event occurs > reporting to public health authority > data > analysis and interpretation > Information > decision ( feedback) > intervention > real world changes > effect future events. Every time one person reports hiv + must report every case. Go out and find people that the + person slept with or they can inform them on their own. Core (case) surveillance- gathers bsic info, gender, age, race, mode of exposure.
