NURS 287 Lecture Notes - Pelvic Inflammatory Disease, Tabes Dorsalis, Health Literacy
12 Dec 2013
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Document Summary
By 1950"s drugs to fight tb became available. 1/3 of the world"s population is infected with the tb germ. Calgary: higher rates among foreign born population. Spread when an infectious person coughs, sneezes, talks: infectious, they have active tb disease in the lungs or throat, in large enough numbers that their smear result is positive. Transmission airborne; only some of those exposed will become infected: duration of exposure to susceptible individuals, susceptibility of those exposed, infectivity of one mtb strain vs. another. Latent infection progressing to disease: germs wake up", depressed immune system; infants (<5 years), hiv infection, transplant, renal failure, greatest risk in first 2 years after infection. Pulmonary tb disease has the potential to be infectious. Quantiferon gold tb test (gft) blood test. Always enters the body through the lungs but travels through the lymph and blood. Cough (>3 weeks), weight loss, fatigue, fever, night sweats, hemoptysis.
