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Doctor insights on: Do Doctors Ever Use Radiation Therapy To Shrink Benign Tumors

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Dr. Lonnie Smith
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Benign Tumor (Definition)

A tumor by any other name is a growth. It can be either benign or malignant, differentiated based upon the potential to spread (a malignant tumor is, by definition, a cancer). The best way to determine this is by a tissue biopsy, but we can make better predictions based on the organ of origin, physical ...Read more


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Is it possible for doctors to accidentally overdose someone on radiation therapy?

Is it possible for doctors to accidentally overdose someone on radiation therapy?

Yes: Radiation has a prescription and dose that is variable depending on the cancer and stage. It certainly can be given wrong or errors made. However having side effects or complications does not automatically mean there was an overdosage. That's because many parts of the body are sensitive to radiation even at appropriate doses. Therefore side effects are treated all the time. ...Read more

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Why would my doctor not recommend radiation therapy after a lumpectomy?

Low risk to recurr: There is a good chance the type of disease was dcis (ductal carcinoma in situ). This is a pre-invasive disease ( not cancer yet). Radiation can be avoided in the most favorable group of patients with dcis since chance of recurrence is very low. Typical conditions met are: 1) large clear margins of resection was obtained, 2) the disease is not too large (size) , 3)not too aggressive ( low-grade). ...Read more

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How do doctors stop the radiation therapy from bouncing around inside your body and hitting other organs?

How do doctors stop the radiation therapy from bouncing around inside your body and hitting other organs?

They account for it: Scatter radiation can and does occur, it can be as high as 10-15% of the delivered dose. That scatter must be accounted for in the planning and is mapped in a device called the dose-volume histogram. ...Read more

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Can doctors use radiation therapy on the whole body to kill small cancer metastases?

No: The only setting where total body radiation is used is in the context of preparing a patient for a bone marrow transplant. Radiation is really a local treatment that is most commonly used to treat a particular mass or region but not so much the whole body. ...Read more

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Will I need chemo or radiation therapy? I had a testicular tumor removed a month ago and the whole testis a few days ago. Dont know yet if it spread.

Will I need chemo or radiation therapy? I had a testicular tumor removed a month ago and the whole testis a few days ago.  Dont know yet if it spread.

Depends on Pathology: Talk to your surgeon. You will need referral to a oncologist at the earliest to address you concern after the pathology reports are available. ...Read more

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How will radiation therapy for a brain tumor change my facial skin?

How will radiation therapy for a brain tumor change my facial skin?

Not much: Radiation effects the organs in its field including skin of the scalp(dryness) and hair (hair loss). It should not effect the skin of the face unless it is near the brain radiation field. ...Read more

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Can an ocular melanoma tumor be surgically removed without radiation therapy or removing my eye?

Can an ocular melanoma tumor be surgically removed without radiation therapy or removing my eye?

Ask your specialist: That is a very specific question which can't be answered without a lot of information which we can't share in a forum like this. Seek out an institution and physician team with experience in ocular melanoma. Best wishes! ...Read more

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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

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Gamma Rays (Definition)

This is light of extremely short wavelengths typically produced either among the stars / in cosmic rays or by radioactive element decay. Gamma rays form the background of normal radiation in which we all live; it is substantially greater than the exposure we get from imaging scans or should get from ...Read more


Dr. Bahman Daneshfar
281 doctors shared insights

Radiation Therapy (Definition)

Radiation therapy is a common cancer treatment with the potential to have harmful side effects on a ...Read more