Identifier: americanjournroen08ameruoft (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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is are but secondary develop-ments of a primarv root infection, it is evi-dent that the ordinary postero-anterior platesof the chest cannot have a proper diagnosticvalue for tuberculosis, since the visiblechanges in this condition to a large extentand for some time occur in the nodes whichsurround the trachea and the first portion ofthe bronchi, and these structures are ob-scured by the heart and large vessel shadows.We have had the opportunity recently tocheck physical and radiographic findings,and it has been observed in the cases inwhich the infection had spread to the outerbronchial, bronchopulmonary and pulmonarynodes, the findings were in harmony, butwhen the physical findings—and in thesecases the dEspine sign was held diagnostic—were not in accord with the pathologydemonstrated bv the ordinary plates, lateral •Uead at the Twenty-first Annual Meeting of The .\merican Roentgen Ray Society, Minneapolis, Minn., Sept. 14-17, 1920. Lateral and Oblitjue Studies of the Chest 107
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Fig. I. Case i. An Ordinary Posterior-anterior Fig. 3. Case ii. Orijinary Postero-anterior PlatePlate of a Childs Chest Showing the Ac- of the Chest of a Child. No Abnormality Noted,centuation of the Hilum Shadows and In-creased Markings Upwards.

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