. The American journal of roentgenology, radium therapy and nuclear medicine . around the bladder neck,we often start the treatment by placing inthe bladder two tubes of screened radium(.6 mm. silver, 2 mm. rubber). These tubesare inserted through the sheath of a straightcystoscope and tied with a string and left 1 We have found that to mc. of radium produces no moreirritation to the bladder than tubes of lesserstrength, and producesmore gamma radiation, and therefore is better.• Read at the Seventh Annual Meeting of The American Radium Society. St. Louis. May -*.;->,s, 1922. -
. The American journal of roentgenology, radium therapy and nuclear medicine . around the bladder neck,we often start the treatment by placing inthe bladder two tubes of screened radium(.6 mm. silver, 2 mm. rubber). These tubesare inserted through the sheath of a straightcystoscope and tied with a string and left 1 We have found that to mc. of radium produces no moreirritation to the bladder than tubes of lesserstrength, and producesmore gamma radiation, and therefore is better.• Read at the Seventh Annual Meeting of The American Radium Society. St. Louis. May -*.;->,s, 1922. -,-N The Treatment of Carcinoma of the Bladder bv Radium in place for varying periods of hours andthen pulled out of the urethra by theattached string. As a rule, we use two tubesof 50 me. for five or six hours. The value ofsuch radiation is first, to see how the tumorreacts to radium; second, temporarily tostop the bleeding to make cystoscopy pos-sible; third, to destroy that portion of thetumor around the internal urethral the tumor is carcinomatous and large,. Fig. 1. Method of burying radium emanation tubes ingrowth bv means of special introducer and thecystoscope. and we believe from our examination itis confined to the bladder, then we do theopen operation described below. Suprapubic Application 0/ Radium inExtensive Carcinoma. Because we wereunable to cope with extensive carcinomasol the bladder by the intraurethral method,in June, 1919, we began to open up thebladders in selected cases and implantradium directly into the carcinoma. Thetechnique is as follows: (>as and oxygen anesthesia is used. Thebladder is prepared b\ washing andfilling with a 1:4000 acriflavine patient is placed in Trendelenburgsposition. The skin incision is a long one,extending from the symphysis to theumbilicus. The prevesical fascia is cuttransverseh at tin symphysis and dis-sected back, the bladder hem- exposedwell down its posterior wall. The urachusis cut, and the e
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