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Pulmonary emphysema has been and remains a perplexing problem. One of the reasons for the perplexity surrounding the study of this disease has been the nomenclature associated with it. In the past all types of emphysema have been given various names by different authors so that at present confusion reigns in this area. This symposium has attempted to clarify the situation by delineating and defining the problem of primary chronic obstructive pulmonary emphysema, a single disease entity secondary to no other pulmonary disease. The problem is discussed from all viewpoints. Special reference is given to the research in this field. The course of events that leads to the fullblown picture is presented from the etiological, physiological, and pathological aspects. Only one paper concerns the therapy of pulmonary emphysema, and this paper appears to be one of the highlights of the conference. Each paper is followed by a transcript of the
Head JR. Symposium on Emphysema and the "Chronic Bronchitis" Syndrome, Aspen, Colorado, June 13, 14, 15, 1958. JAMA. 1960;173(1):124. doi:10.1001/jama.1960.03020190126045