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December 17, 1927


JAMA. 1927;89(25):2128-2129. doi:10.1001/jama.1927.02690250050020

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The Clinical Definition of the First Stage of Pulmonary Tuberculosis  Prof. Fernand Bezançon has sought to define the primary stage of pulmonary tuberculosis. According to Bezançon, there is not only a preexisting favorable soil but also a primary period of invasion when all the ordinary means of diagnosis of tuberculosis are of no avail. The author has observed, however, so many cases that he feels that he can indicate the ordinary signs. The lesions are located throughout the lung, from the base to the apexes and to the hilum, invading the perialveolar connective tissue; they are perilobular, peribronchial, pleural and glandular; the lung is attacked from without before it is from within. The condition is similar to that found in the fibroid types pointing to recovery or at least to an arrest of the process. At this time, one may observe slight signs from auscultation that point to a diminished

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