. The American journal of roentgenology, radium therapy and nuclear medicine . Fig. 8. (Case A100372). Specimen re-moved at operation. Fig. 9. (Case A100372). Longitudinal section of specimen shown inFigure 8. Surgical judgment is not acquiredin a few months, and may not be acquiredfor years; this is also true of radiumtherapy. The problems of the radium thera-pist are many. The patient, as well as thedisease, must receive consideration. Should Figures 8 to 11 show good examples ofthe lesions encountered in this mass (Figs. 8 and 9) protruded intothe lumen of the rectum, causing part


. The American journal of roentgenology, radium therapy and nuclear medicine . Fig. 8. (Case A100372). Specimen re-moved at operation. Fig. 9. (Case A100372). Longitudinal section of specimen shown inFigure 8. Surgical judgment is not acquiredin a few months, and may not be acquiredfor years; this is also true of radiumtherapy. The problems of the radium thera-pist are many. The patient, as well as thedisease, must receive consideration. Should Figures 8 to 11 show good examples ofthe lesions encountered in this mass (Figs. 8 and 9) protruded intothe lumen of the rectum, causing partialobstruction. It would be possible to buryradium needles in this bulkv Fig. 10. (Case A170796). Specimenremoved at operation; partialinvolvement of tlie walls of therectum. Fig. II. (Case A170796). Cross-section of specimen shown in Figure lo. the patients health be greatly underminedon account of the disease or weaknessfollowing surgical procedure, the treat-ment is usually reduced in the number olapplications. Each grou]) turnishcs itsown problems. The \arious types of tumors occurringin Group i require the widest range intechnic|ue. All buried radium treatmentshoukl Ix preceded by surface extent is measured, and if it is within4 to ~ cm., three treatments are outlined The Treatment bv Radiation ot Cancer ot the Rectum 237 and recorded as high, middle, and lowpositions. The appHcator used may be theone in Figure 4, No. 6, or, in Figure 5,Nos. 2 or 3. Fifty milligrams radium is al-lowed to remain in each position for four-teen hours at one or two day intervals. Itgrowths are small, brass filters should beused; otherwise, they are omitted.


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