File:Journal of radiology (1921) (14758272605).jpg

Identifier: journalofradiolo2192radi (find matches)
Title: Journal of radiology
Year: 1921 (1920s)
Authors: Radiological Society of North America American College of Radiology and Physiotherapy
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Publisher: Omaha, Neb., : (Radiological Pub. Co.)
Contributing Library: The College of Physicians of Philadelphia Historical Medical Library
Digitizing Sponsor: The College of Physicians of Philadelphia and the National Endowment for the Humanities

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Ii. F—Case 8—Figure 2 Regarding interlobar pleurisy. Dr.Hickey told me that all his casesshowed thickening of the interlobarpleura. Only three of our cases showedthis condition. DR. RUSSELL CARMAX, Roches-ter, Minn., (closing his part of thediscussion): Before answering Dr.Tylers question, I would like to askhim if he was sure these were notpleural cases rather than mediastinal. Page Twelve He said this type could occur but itwas very infrequent. Last TuesdayI visited Bellevue Hospital in XewYork and called on Dr. Symmers andwent over the question with him. Heagreed that it was very rare to seethis type in malignant metastasis. Inour series of 267 proven cases therewas no single case that showed thisinfiltration. We do see infiltration inprimary malignancy of the lungs. PRIMARY LUNG CARCINOMATA—BRYAN
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—Read at the Mid-Sumnicr Meeting of The Radiological Society of NorthAmerica, held at Boston June 3rd and 4th, 1921. Page Thirteen B Means of Measuring or Specifying the X-Ray Dose Given . N. Ernest Dorset, Ph. D.Washingtons D. C.EFORE taking up the ques-tion of the measuement or specification of the x-ray dosegiven, it is desirable to considerin some detail what we mean bydose- By doing so we will insome measure avoid the perplexityand misunderstanding that mightotherwise arise from the fact thatthe word dose has, unfortunately,been used to denote several quitedifferent quantities. Quantities,which it seems to me, it is mostdesirable to keep distinct. The Dose Turning to Murrays Diction-ary of the English Language wefind that dose is defined as Adefinite quantity of a medicine ordrug given or prescribed to begiven at one time. This is theprimary definition of the word,and I believe, it is the one that isuniversally used when applied toan actual medicine or drug. Some of the medicin

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