When mass radiography was first introduced as a technique in tuberculous case finding the effectiveness of the miniature film in the detection of pulmonary lesions was questioned in many quarters. A study of various roentgenologic techniques was carried out by a Board of Roentgenology appointed by the administrator of veterans' affairs and was published in The Journal.1 A 35 mm. photofluorogram, a 4 by 10 inch stereophotofluorogram, a 14 by 17 inch paper negative, and a 14 by 17 inch celluloid film were taken, within a few minutes of one another, on each of 1,256 persons. The four sets of films were interpreted independently by two radiologists and three chest specialists. A second independent reading of the 14 by 17 inch celluloid films was obtained from each of the five interpreters. Analysis of the results justified the conclusion that except for a slight disadvantage to the miniature techniques resulting
ROENTGEN CHEST SURVEYS IN THE CAMPAIGN AGAINST TUBERCULOSIS. JAMA. 1952;149(9):841–842. doi:10.1001/jama.1952.02930260043012
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