The diseases of China : including Formosa and Korea . e whole empire, causing an incalculable mortality, butit need hardly be said that details of such epidemics in China are difficultto obtain and seldom reliable. jEtiology.—The cause of cholera has been conclusively shown tobe the comma bacillus of Koch. Whether the same bacilli may at timesbe present in the alimentary canal without causing any choleraic symp-toms is possible, though we consider that this is not yet completelyestablished. Macleod and Milles, in Shanghai, conducted an in\estigation intothe subject of cholera in China in 7889
The diseases of China : including Formosa and Korea . e whole empire, causing an incalculable mortality, butit need hardly be said that details of such epidemics in China are difficultto obtain and seldom reliable. jEtiology.—The cause of cholera has been conclusively shown tobe the comma bacillus of Koch. Whether the same bacilli may at timesbe present in the alimentary canal without causing any choleraic symp-toms is possible, though we consider that this is not yet completelyestablished. Macleod and Milles, in Shanghai, conducted an in\estigation intothe subject of cholera in China in 7889 and showed that the disease therewas, as in other parts of the world, due to Kochs bacillus and to that alone. The comma bacillus is a rod curved in the shape of a comma, beingabout half the length and twice the thickness of a tubercle bacillus. Thegerm is found in pure culture in the tyjiical cholera stools, and is undoubt-edly conveyed by contaminated water, and very likely also by ilies. Journal of Society of Medical f^ffircrs of Kcallh, 1881).. CHOLERA. 89 Incubation Period.—Probably from two to three days. All ages and both sexes equally affected. Mortality about 50 per cent. Clinical Picture.—Cholera may begin with a prodromal stage of
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