Iodine-125 seeds were implanted in the prostate. Patients with positive nodes received postoperative radiation therapy to tolerance doses while those with negative nodes were only observed with no further therapy. In the alternate arm, the patients underwent straight retropubic extraperitoneal exposure of...
This procedure, called brachytherapy, involves making an incision under general anesthesia to implant pellets into the prostate gland that release low doses of radiation slowly over a period of months. About 40 to 150 rice-size seeds are implanted, and they lose their radioactivity over the course...
(Men can also have an internal form of radiation, where radioactive "seeds" are implanted in the prostate gland.) Why did the technology take off? Cooperberg said IMRT was heavily marketed, and the procedures were also reimbursed at a much higher rate -- a potential incentive to some. ...
Radioactive seeds will be implanted directly into the tumor or a nearby area. The seeds will remain in your body permanently or be removed after a period of time, depending on the cancer.Another type, called intracavitary therapy, involves placing radioactive material directly inside a body ...
In one case, radioactive seeds intended for a man's cancerous prostate were instead implanted in the base of his penis. Another patient with stomach cancer was treated for prostate cancer. Fifty patients received radiation intended for someone else, including one brain cancer patient who received...
Internal radiation therapy is used for some cancers of the head, neck, thyroid, breast, female reproductive system, and prostate. Most people will have the radioactive capsule implanted by a surgeon while under either general or local anesthesia at a hospital or surgical clinic. Patients receiving...
In the PI group, the number of implanted seeds was associated with the seed migration incidence. Neither the PI nor the PI + EBRT group showed any difference in the volume of the prostate receiving 100 % of the prescribed dose (V100 [%]) or the minimal dose received by 90 % of ...
The proportions of migrating seeds out of the total number of implanted seeds were 0.49 % in the PI group (120822 seeds implanted in total) and 0.53 % in the PI + EBRT group (26887 seeds implanted in total). Within the PI group, the prostate volume (p = 0.0046) and the num...
也称为外部射线放射线治疗(External-beam radiation)。癌症登记师有必要了解并熟记这个专有名词,因为它是属於台湾癌症资 … blog.yahoo.com|基于 1 个网页 2. 外部放射线照射疗法 *外部放射线照射疗法(External-beam radiation):在体外以放射线照射肿瘤的方式进行治疗。* 近接疗法(Brachytherapy)… ...
M. Characterization of target volume changes during breast radiotherapy using implanted fiducial markers and portal imaging. Int. J. Radiat. Oncol. 73, 958–966 (2009). Google Scholar Coles, C. E. et al. Evaluation of implanted gold seeds for breast radiotherapy planning and on treatment ...