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March 17, 1888

APEX EXPANSION VERSUS PURE AIR IN PULMONARY CONSUMPTION.Read before the Philadelphia County Medical Society February 22, 1888.

Author Affiliations


JAMA. 1888;X(11):325-329. doi:10.1001/jama.1888.02400370009001c

Next to the tubercle bacillus, impure air stands most prominent among the many agencies which have been assigned as the causes of pulmonary consumption. Innumerable plans and methods have been devised and proposed for improving the ventilation of our dwellings, hospitals and workshops; volumes upon volumes have been written on the ill effects of breathing vitiated air; and the immaculate freshness of the country and mountain air has come to be universally regarded as a certain guarantee against pulmonary consumption. These, like many other popular notions, contain a germ of truth, but actually are delusive, inasmuch as they exaggerate the effects of a small evil, and afford a false sense of security against the real source of danger in the production of this disease. This we shall endeavor to show in the following pages.

At the very outset we desire it to be well understood that we do not in

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