Practical preventive medicine . is undoubtedly the most common and the most importantof all infections derived from meat. 3. Other Infections.—Tuberculosis, anthrax, rabies, glanders,tetanus and foot and mouth disease are all diseases of the foodproducing animals, transmissible to man, yet so far as we know,no cases are on record where human infection was contractedfrom the consumption of infected meat. Man is susceptible toall of these, but his infection is derived from different routesthan meat. 3. Shell Fish as a Vehicle of Infection.—Oysters, clams,cockels or mussels are frequently secured
Practical preventive medicine . is undoubtedly the most common and the most importantof all infections derived from meat. 3. Other Infections.—Tuberculosis, anthrax, rabies, glanders,tetanus and foot and mouth disease are all diseases of the foodproducing animals, transmissible to man, yet so far as we know,no cases are on record where human infection was contractedfrom the consumption of infected meat. Man is susceptible toall of these, but his infection is derived from different routesthan meat. 3. Shell Fish as a Vehicle of Infection.—Oysters, clams,cockels or mussels are frequently secured from beds in bays,inlets, etc., that are contaminated by the sewage of large com-munities, or else floated in brackish water similarily contami-nated (Figs. 65, 66). Thus opportunities are afforded for theshell fish to become contaminated with infective agents de- OTHER FOOD STUFFS AS ROUTES OF INFECTION 177 rived from human excreta. A considerable number of typhoidepidemics have been ascertained to have been caused by the. *i*i%!t%iA Fig. 65.—Two oyster floats anchored in the rear of oyster houses. Privyvaults are located in the rear of these buildings, refuse being dumped directlyinto the river. It is a crime punishable by $100 fine to float oysters in thisriver. An epidemic of typhoid occurred some years ago from oysters floatedin this place. {Bull. 136, Bur. Chemistry.)
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Keywords: ., bookcentury1900, bookdecade1920, booksubjectprevent, bookyear1920
