How effective is radiation therapy for treating glioblastoma?

GBM and Radiation. GBM, or glioblastoma, is the highest grade brain tumor. It tends to grow rapidly. Unfortunately it is one of the CA we have trouble controlling. Even with high doses of radiation and chemotherapy the results are poor. On a good day we buy the pt time, on a bad day the tumor progresses while the pt is receiving treatment.

Related Questions

How effective is radiation therapy for treating leukemia?

Chemo is treatment. Leukemia is primarily treated with chemotherapy. Radiation has been used in the past for so called "sanctuary" sites like the brain and scrotum. However, today even that is less common. However, in situations where we have to treat leukemic masses, called chloromas, radiation is very effective at lower doses. Read more...

How effective is radiation therapy for treating lymphoma?

Can be very effectiv. Radiation therapy is commonly used and is highly effective for treatment of lymphomas but only for early stages(Mostly stage-1 and some cases of stage-2). For more advanced cases chemotherapy plays a more important role. You need to tell us what type of lymphoma it is and what is the stage of disease before we can give you a more reliable answer. Read more...

How effective is radiation therapy for treating colon cancer?

Partially effective. The best approach for colon cancer is resection. If lesion is large such as one in the rectosigmoid, then RT plus chemo can be employed to reduce the lesion for resection. While the end effect minimizes local recurrence, it does not alter overall survival. Read more...

How effective is radiation therapy for treating breast cancer?

Fairly effective. Radiation plays an important role in treating breast cancer. In the neoadjuvant setting it can reduce the size of a relatively large lesion making surgery more effective. It can be used to treat micro disease in axilla and after lumpectomy can be used to enhance survival and reduce local recurrence. In metastatic bone disease it can control in not eliminate disease. Read more...

How effective is radiation therapy in treating pituitary tumors?

85-90% Depending on size, type and proximity to optic nerves a combination of surgery and radiation is used to treat this condition. Radiation can be given as radiosurgery in 1-5 fractions or as fractionated. Control rate is very good. Read more...
Very worrisome. The pituitary is located very deep and near to very vital areas. Focused radiation has been tried, but is very difficult to regulate. Direct surgical approach, best through the nose, is more appropriate. Complex array of blood vessels and nerve connections are present around the pituitary that can be permanently damaged by radiation. Read more...

How effective is radiation therapy on bone metastases?

Very. Radiation is the treatment of choice for bone mets its very effective palliative therapy for cancer with bone mets. Read more...
Very effective. There are many oncology therapies for treating bone metastases, but none are as effective as radiation therapy in both killing cancer cells and relieving pain. We can use a single high dose of treatment or multiple lower doses of treatment. Read more...