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March 28, 1908


Author Affiliations

Instructor in Radiography and Radiotherapy at Cornell University Medical College; Lecturer in Electro-Therapy and Radiography at the New York Polyclinic. NEW YORK.

JAMA. 1908;L(13):1017-1018. doi:10.1001/jama.1908.25310390015002d

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Valuable as the x-ray is as a therapeutic measure, every operator feels a certain constraint when obliged to use this agent either for therapeutic or diagnostic work. Three years ago a well-known German radiographer formulated certain rules, and gave to the profession a system whereby the x-ray effect might be measured, and a certain number of units constituted a safe dose. During the year 1907 this same operator was sued for damages for causing by his own method of dosage severe x-ray burns.

All methods of dosage are fallacious because they can not take into consideration the idiosyncrasy of the patient. It is not, therefore, a system of measurement that we require, but rather something that robs the x-ray of the element that is most directly responsible for the deleterious effect. Unfortunately, no one has ever been able to see the x-rays; we simply have to

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