The Principles of Hygiene: As Applied to Tropical and Sub-tropical Climates and the Principles of Personal Hygiene in Them as Applied to Europeans

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W. Wood, 1908 - Tropical medicine - 396 pages
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Page 357 - They may be subjected to observation or surveillance, or to a period of observation followed by surveillance,* provided that the total duration of these measures does not exceed six days from the time of arrival of the ship. It rests with the sanitary authority of the port, after taking into consideration the date of the last case, the condition of the ship and the local possibilities, to take that one of these measures which seems to it preferable. During the same period the crew may be prevented...
Page 35 - ... case, the water is held by capillarity, and slowly evaporated, leaving in the soil a continually increasing amount of objectionable organic matter, which is liable, on the occurrence of heavy rains, to be washed into the well. This explains what has actually been found to be the fact, namely, that some wells are noticeably bad after heavy rains, while at other times the water seems to be good. On the other hand, where there is a more direct passage of offensive matter into the well, a heavy rain...
Page i - The Principles of Hygiene, as applied to Tropical and Sub-Tropical Climates and the Principles of Personal Hygiene in them as applied to Europeans. By WJR SIMPSON, MD, FRCP, DPH, Lecturer on Tropical Hygiene at the London School of Tropical Medicine.
Page 356 - A ship shall be regarded as infected if there is a case of cholera on board, or if there has been a case of cholera during the five days previous to the arrival of the ship in port. A...
Page 87 - The advantages of this most ingenious water sterilizer are: First. That water passing through it, although brought to the boiling point, is maintained at this temperature for so short a time as not to be deprived of its natural gases, and hence not rendered unacceptable to the taste. Second. That all living micro-organisms, except a few spore-bearing bacteria, are destroyed by the degree of heat attained during the passage of the water through the apparatus. The disadvantage of the escape of a few...
Page 135 - India they were meat-eaters, but the experience of the centuries evidently taught them to be vegetarians, or to be very sparing in the amount of meat they ate, and at the same time to become total abstainers.
Page 357 - means that travellers are not isolated ; they receive free pratique immediately, but the authorities of the several places whither they are bound are informed of their coming and they are subjected to medical examination with a view to ascertaining their state of health. 3 "Crew...
Page 357 - ... In the case of cholera, infected ships shall undergo the following measures : — (1) Medical inspection ; (2) The sick shall be immediately disembarked and isolated; (3) The other persons must also be disembarked if possible, and either be kept under observation or subjected to surveillance during a period which shall vary with the health conditions of the ship and the date of the last case, but which shall not exceed five days, reckoned from the arrival of the ship ; (4) Such soiled linen,...
Page 355 - ... provided in large sea-ports: — (a) a properly-organised port medical service and permanent medical supervision of the health-conditions of crews and of the population of the port; (6) suitable accommodation for the isolation of the sick and for keeping suspected persons under observation.
Page 291 - ... Their banks and beds should be kept in good repair, and the beds even, to prevent the formation of pools. 4. " Dead ends " of irrigation channels should be reduced to the smallest size compatible with efficiency, so that water will not stagnate in them. 5. Vegetation should be periodically cleared out of the channels. 6. Sluices should be constructed so that there is no leakage to form stagnant puddles. 7. Where possible, fish should be introduced, and kept in the main channels to destroy the...

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