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Practical illustrations of typhus fever, and other febrile and inflammatory diseases / [John Armstrong].

  • John Armstrong
Date:
1818
Catalogue details

Licence: Public Domain Mark

Credit: Practical illustrations of typhus fever, and other febrile and inflammatory diseases / [John Armstrong]. Source: Wellcome Collection.

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    peninsula ; * though it is universally known, that the warmth of tropical regions is most congenial to the generation of those effluvia, which produce the re- mittent yellow fever. . Nevertheless, I have known practical men who were confident that the contagion of typhus occasionally exists in some hot countries ; but they seemed to consider, as Sir Gilbert Blane long since asserted, that there is something in those countries unfavourable to its production and conti- nuance. In England typhus is evidently favoured by a low temperature, being most prevalent in the cold seasons of winter and spring, generally abating or disappearing, as the heat of summer advances, and often prevailing to a considerable degree in cold wet autumns. Ina number of persons exposed to the con- tagion of typhus, some though rarely are attacked as early as the first or second day, and others even after the thirtieth; but perhaps the most common periods of sickening after exposure are, from the end of the first, to the middle of the third week. It has been affirmed, that it follows at so great a distance as thé ninth or tenth week after exposure, but this seems very questionable. If an author is persuaded, that there must be specific contagion as the source of every » fever resembling typhus, he will undoubtedly go far to seek for it. When this disease once prevails, it * See page 510 of an Essay on the Disease called Yellow Fever; with Observations concerning Febrile Contagion, Typhus Fever, Dysentery, and the Plague. By Edward Nathaniel Bancroft, M. D. Londen: printed for T. Cadell and W. Davies, Strand. 1811.
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