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Unformatted text preview: Dysentry Epidemiology Epidemics of dysentery have occurred around the world, usually with high mortality rates. The organisms thrive in overcrowded and squalid conditions where there are no hygienic means of waste and sewage disposal. The World Health Organization (WHO) has estimated that 80 million cases of Shigellosis are contracted annually with 700,000 of these resulting in death. Protozoan dysentery affects over 50 million people each year, killing about 50,000. In the UK episodes of dysentery do occur but they are usually delt with and have a good prognosis. Diagnosis Diagnosis of dysentery is usually made clinically. A history of a communicable disease where multiple members of a family experience abdominal pain, diarrhoea and mucusy bloody motions is usually sufficient for a preliminary diagnosis. Once a provisional diagnosis is made faecal specimens should be sent for laboratory testing to elicit the cause. Since a definitive diagnosis can take some time, empirical therapy is usually commenced. It is vitally important that a full epidemiological history is taken so that the therapy is usually commenced....
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This note was uploaded on 12/04/2011 for the course ANTHRO 2000 taught by Professor Monicaoyola during the Fall '10 term at Broward College.
- Fall '10