HSCI 130 Lecture Notes - Lecture 9: 1854 Broad Street Cholera Outbreak, Sub-Saharan Africa, Index Case
17 Mar 2016
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Document Summary
40% of people lack access to a toilet. 7, 500 people die daily of diarrheal disease all preventable. W/o action lack of sanitation will continue to impact the lives of billions. Lack of sanitation is one of the biggest causes of illness & death. One gran of faeces can contain 10 million bacteria, 1000 parasites cysts & Half of hospital beds in sub-saharan africa occupied by patients with diarrheal disease. Big necessity- talks about the world"s most neglected public health crisis- human waste. Snow was a physician father of modern epidemiology, investigates eh 1854 outbreak documenting the source of drinking water. John snow establishes a nature of inquiry (germ theory) Index case is first person to become ill. 40 broach st- husband & infant became ill. Wife soaked diapers in pail & emptied pail into cistern next to pump. Snow convince neighborhood council to let him remove handle from water pump on broad street.
