Proceedings Volume 7 (Paperback)

This historic book may have numerous typos and missing text. Purchasers can download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1910 Excerpt: ...the handling of the milk was found to contain typhoid bacilli in large numbers. This woman had had typhoid fever eighteen years before, and gave a history of having been since then in robust health. A report of this outbreak is published by Lumsden and Woodward in the Journal of the American Medical Association for March 6, 1909.a Besides the cases which have occurred in the course of pronounced milk outbreaks, we believe that there have been a number of scattering cases due to infected milk which we have not been able to trace, and we consider milk one of the major factors concerned in the transmission of typhoid fever in Washington. Contact.--Of the cases originating in the District of Columbia in the typhoid seasons of 1907 and 1908 about 20 per cent gave a history of more or less direct or indirect association during the thirty days previous to onset of illness with previous cases of typhoid fever in the febrile stage of the disease, and were attributed to infection by contact. Considering the amount of association between persons living in a large city and the number of ways in which infection through personal contact may occur, it is easy to understand that many cases of typhoid fever in a large city may be due to infection by contact which can not be traced. We regard contact as one of the major factors concerned in the transmission of typhoid fever infection in the District of Columbia. Imported cases.--About 24 per cent of the cases of typhoid fever which were reported in the District of Columbia during the typhoid seasons of 1907 and 1908 were cases in which the infection had been contracted outside of the District of Columbia. In the 1906 period the imported cases amounted to about 15 per cent of the total. There are many interesting details as t...