10:832:339 Lecture Notes - Lecture 4: Selman Waksman, Multi-Drug-Resistant Tuberculosis, Mycobacterium Tuberculosis

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17 Feb 2017
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Tuberculosis, or tb, is an infectious bacterial disease caused by mycobacterium tuberculosis, which most commonly affects the lungs. It is transmitted from person to person via droplets from the throat and lungs of people with the active respiratory disease. In healthy people, infection with mycobacterium tuberculosis often causes no symptoms, si(cid:374)(cid:272)e the perso(cid:374)"s i(cid:373)(cid:373)u(cid:374)e syste(cid:373) a(cid:272)ts to (cid:862)(cid:449)all off(cid:863) the (cid:271)a(cid:272)teria. Reports of tuberculosis (tb) cases with severe patterns of drug resistance are increasing, said experts who attended a who consultation in geneva on 21-22 march. It is a disease of poverty affecting mostly young adults in their most productive years. 95% of tb deaths are in the developing world. The number of people who fell ill with tb dropped to 8. 8 million in 2010, including 1. 1 million cases among people with hiv. The number has been falling since 2005. The estimated global incidence rate fell to 128 cases per 100,000 population in 2010, after peaking in.

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