radium seed

简明释义

镭管

英英释义

例句

1.The use of radium seeds has significantly improved patient outcomes in prostate cancer.

镭种子的使用显著提高了前列腺癌患者的治疗效果。

2.In brachytherapy, a radium seed is implanted directly into the tumor.

在近距离放疗中，镭种子直接植入肿瘤内。

3.Patients undergoing treatment with radium seeds need to follow strict safety protocols.

接受镭种子治疗的患者需要遵循严格的安全协议。

4.The doctor recommended using a radium seed for targeted cancer treatment.

医生建议使用镭种子进行靶向癌症治疗。

5.Each radium seed emits radiation over a specific period to destroy cancer cells.

每个镭种子在特定时间内释放辐射以摧毁癌细胞。

作文

The development of cancer treatment has seen numerous advancements over the years. One of the most significant innovations in this field is the use of the radium seed 镭种子 therapy. This technique involves the implantation of small radioactive seeds into or near a tumor, allowing for targeted radiation therapy that minimizes damage to surrounding healthy tissue. The concept of using radioactive materials for medical purposes dates back to the early 20th century, when scientists first discovered the properties of radium. Radium, a naturally occurring radioactive element, emits alpha particles that can destroy cancer cells. In the past, patients undergoing treatment for prostate cancer often faced severe side effects from traditional radiation therapy. However, with the introduction of radium seed 镭种子 therapy, these side effects have been significantly reduced. The seeds are typically about the size of a grain of rice and are implanted directly into the tumor site. This localized approach allows for a higher dose of radiation to be delivered directly to the cancerous cells while sparing the nearby healthy tissues. The procedure itself is minimally invasive and can often be performed on an outpatient basis. Patients usually receive anesthesia before the procedure, and the seeds are implanted using ultrasound guidance. After the implantation, the seeds continue to emit radiation for several weeks, effectively destroying the tumor over time. One of the major benefits of radium seed 镭种子 therapy is its ability to provide a more comfortable experience for patients. Unlike external beam radiation, which requires multiple visits to a treatment center, the seed implantation is a one-time procedure. Patients can often return to their normal activities shortly after the treatment, making it a convenient option for many. However, like any medical treatment, radium seed 镭种子 therapy is not without its risks. Some patients may experience side effects such as urinary discomfort, fatigue, or changes in sexual function. It is essential for patients to discuss these potential risks with their healthcare providers before undergoing treatment. In conclusion, the use of radium seed 镭种子 therapy represents a significant advancement in the fight against cancer. By delivering targeted radiation directly to tumors, this innovative treatment offers patients a less invasive option with fewer side effects compared to traditional methods. As research continues and technology advances, it is likely that we will see even more effective applications of this technique in the future, ultimately improving the lives of cancer patients around the world.