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JAMA. 1930;94(17):1336-1337. doi:10.1001/jama.1930.02710430060024.
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Collapse Therapy in Pulmonary Tuberculosis  Dr. Ulrici, director of the Tuberkulose-Anstalt Berlin in Sommerfeld, discussed before the Berliner medizinische Gesellschaft collapse therapy in pulmonary tuberculosis. Such treatment, which is directed against the process of softening and its results—the cavity—creates a tendency toward spontaneous healing. The rarity of purely spontaneous healing of cavities requires the active intervention of collapse therapy. If there is an early cavity, treatment should be instituted at once. The induction of a pneumothorax through the formation of an exudate is in the nature of the case ineffective. Pneumothorax that does not develop spontaneously should be brought about by supplementary operations. Of the operations, application of the cautery to the adhesions brings about a disappearance of the expectoration in about 60 per cent of the cases. In the last two years, the speaker had not seen hemorrhages or empyemas as a result of this operation. Six hundred operations


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