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JAMA. 1953;152(6):549. doi:10.1001/jama.1953.03690060065025.
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Heart Disease Discovered by Mass Radiography.  —A by-product of mass radiography in the search for tuberculosis is a number of cases of heart disease hitherto unknown. Dr. Jon R. Myhre recently reviewed the mass radiographic findings in Bergen, the second largest town in Norway, in 1950 and 1951, when a total of 69,872 persons over the age of 15 years were subjected to this test. The attendances for this test represented 79% of all the persons eligible for it. Abnormalities of the cardiovascular system, although for the most part insignificant, were found in 3,994 cases, among which were 225 in which a closer examination was necessary. As many as 200 of these 225 persons underwent further examination, including examinations of the blood pressure, the urine, height and weight, and hemoglobin concentration. Electrocardiographic examinations were also undertaken, as were, when specially indicated, examinations for basal metabolism and syphilis. Among the 200,


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