Mammography as a Screening Examination In Breast Cancer

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Abstract
DOUTINE mammography was performed ft as a screening test for cancer in 3,891 women at a cancer detection clinic. On careful physical examination the breasts were considered normal, but 16 carcinomas were discovered and proved, a rate of 4.11 per 1,000. In 14 of these 16 cases (87.5 per cent), no evidence of metastatic disease was found in the axilla at the time of mastectomy, and an improved prognosis resulted. The roentgenographic examination is easily performed and interpreted, and these findings illustrate the frequency with which carcinoma in an early stage is missed by routine physical examination. Material The women attended the Yates Cancer Detection Clinic voluntarily and represented all economic and racial group.s of the Detroit metropolitan area. The physical examinations were performed by members of the Faculty of Wayne State University School of Medicine. Admittance to the study required that the subjects be forty-six years of age or more and asymptomatic as to breast disease; the breast must ...

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