Identifier: americanjournroen05ameruoft (find matches)
Title: The American journal of roentgenology, radium therapy and nuclear medicine
Year: 1906 (1900s)
Authors: American Radium Society American Roentgen Ray Society
Subjects: Radiotherapy X-rays
Publisher: Springfield, Ill. C.C. Thomas
Contributing Library: Gerstein - University of Toronto
Digitizing Sponsor: University of Toronto

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no-scopic study and a roentgenographic ex-amination by stereoscopic plates. Theclinical and roentgenologic studies have * Read at the Eighteenth Annual Meeting of the American Roentgen Ray Societv, New York City, September. 1917. 129 I30 Effects of Dust Inhalation upon the Lungs been made independently, and as this is inthe nature of a preliminary report duringthe progress of our investigations, therehas as yet been no comparison of the de-tails brought out by the two methods ofexamination, except in a general way. Itis obvious, therefore, that all minor detailsshould be omitted from this report, andthe results of our investigations at this time kinds of dust, w^hereas many occupationsimply the breathing of various forms, andthe effects are the same in general but mayvary in degree. This report deals entirely with the roent-genologic aspect of the subject and is madeat this time in an endeavor to aid in themore accurate roentgen diagnosis of pul-monary disease. The clinical and patho-
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FiG. I. Outline of the Lower Portion of the Bronxhial Tree by Bismuth. Chest of a young girl with supposed esophageal stricture, but in whom thesupposed obstruction was merely neurotic in origin. The bismuth meal passeddirectly into the trachea and most of it descended into the right bronchus.Note the distribution of the lower branches. Dust inhalation does not seem toaffect the outermost ones. be limited to a statement of certain well-established general facts. The entire subject is naturally to be re-garded as a study of pneumoconiosis, ageneral term employed in referring to theeffects induced in lung structure by theprolonged inhalation of abnormal quanti-ties of dust. In a general study of the sub-ject we have preferred to omit all referenceto such terms as anthracosis, siderosis andchalicosis for the reason that they are indic-ative of the results of inhalation of certain logic aspects of pneumoconiosis are by nomeans new, but thorough roentgenologicstudies have been very few. Pe

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