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Doctor insights on: Why Does Radiation Treatment Cause Fatigue

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How long will someone's fatigue and feeling badly last after radiation treatment?

How long will someone's fatigue and feeling badly last after radiation treatment?

It is the most : Common effect, but occurs in fewer than 50%. Most affected get better in 2 to 4 weeks. Inexplicabbly, 1-2% endure for months. ...Read more

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Can radiation treatment cause infertility in woman?

Can radiation treatment cause infertility in woman?

Sometimes: If the radiation field encompases the ovaries or a single remaining ovary, then with usual treatment intensity, there is a high liklihood of infertility. To avoid this the radiation fields are usually designed to spare the ovaries but since the ovaries move around in the pelvis somewhat, often surgery is used before the radiation therapy to move and fix the ovaries out of planned radiation area. ...Read more

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Radiation treatment for cancer - can it cause copd?

Radiation treatment for cancer - can it cause copd?

No: Radiation can cause radiation pneumonitis, which usually presents with fever, cough, and shortness of breath. This is typically treated with steroids, but is not the same thing as copd. ...Read more

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Can breast cancer radiation treatment cause GI issues?

Can breast cancer radiation treatment cause GI issues?

Not usually: Breast radiation doesn't usually have many side effects outside of the breast, chest wall, and occasionally the lung. But fatigue is common and sometimes depression as well (not really related to the radiation per se). So it is not uncommon for iriitable bowel type symptoms to flare up if you are a person that has GI issues when stressed. ...Read more

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I need external beam radiation for prostate cancer will it cause fatigue?

I need external beam radiation for prostate cancer will it cause fatigue?

Yes: Many patients experience fatigue towards the end of their treatment. However, most individuals who work can continue to do so. ...Read more

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Does brachytherapy cause nausea and fatigue? Several family members have had severe nausea and fatigue from external radiation. I’m scheduled to have brachytherapy next week, and i want to know if it will cause the same side effects?

Does brachytherapy cause nausea and fatigue? Several family members have had severe nausea and fatigue from external radiation. I’m scheduled to have brachytherapy next week, and i want to know if it will cause the same side effects?

Brachyherapy : Brachyherapy for the prostate causes very little fatigue however the medications associated with the treatment can cause some fatigue the majority of patients continue to work and do all normal activities several days after treatment. ...Read more

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Can radiation therapy cause colitis?

Can radiation therapy cause colitis?

Yes: This is inflammation of the bowel lining. This can be a result of radiation or chemotherapy. But this inflammation can also be infectious or autoimmune as well. If its radiation caused it has to be by radiation aimed at the bowel and can be treated with diet and drugs. ...Read more

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Can radiation therapy cause bleeding?

Can radiation therapy cause bleeding?

Yes: Often radiation is used to stop bleeding, such as coughing up blood from a lung cancer, or bleeding from the vagina from a cervix or vaginal cancer. However if the skin in an area peels excessively or the linings of the oral or intestinal tract such as the rectum can bleed temporarily and often heal. However long term changes can lead to periodic bleeding from an area such as the rectum. ...Read more

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What treatments exist for acute trismus caused by radiation to neck?

What treatments exist for acute trismus caused by radiation to neck?

Trismus: Tough question. Mostly confined to rehab with exercises designed to try to loosen the scarring of the chewing muscles ...Read more

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Can radiation therapy cause nausea?

Can radiation therapy cause nausea?

Yes: Since radiation affects both normal and cancerous cells, if your GI tract or brain are in the path of the radiation beam, there is a good chance that nausea will develop. We have excellent drugs to prevent chemotherapy or radiation therapy induced nausea, however. ...Read more

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Can radiation therapy cause cancer?

Can radiation therapy cause cancer?

Secondary Cancer: Radiation does cause cancer, but is also used to treat cancer in radiation oncology. The best data for this is from children treated with radiation and followed closely for many years. The data can be murky with other causes of cancer. However, in general, the risk of secondary malignancy is much less than 1% can take up to 20 years to develop. The benefit of radiation far outweighs this risk. ...Read more

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Does radiation therapy cause dental problems?

Does radiation therapy cause dental problems?

Yes: Only radiation given directly through and to the teeth can cause this damage. Or radiation to salivary glands that dry the mouth cause teeth to decay as well. Otherwise radiation not in these area does not cause teeth problems. ...Read more

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Does prior radiation therapy cause IgG and lamba spike in bloodwork.

Does prior radiation therapy cause IgG and lamba spike in bloodwork.

XRT for what?: An igg with lambda spike is a cardinal sign of multiple myeloma. See your doctor for this. ...Read more

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Is there a solution for impotence caused by external radiation treatments?

Is there a solution for impotence caused by external radiation treatments?

Yes and no: There is no way to reverse the erectile dysfunction that results from radiation following however medications such as viagra/levitra/cialis can help. If these medications do not help then there are other options as well (injections, pumps). It is important to have these discussions with you radiation oncologist and or urologist. ...Read more

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Could radiation therapy for cancer cause other cancers in nearby organs later on?

Could radiation therapy for cancer cause other cancers in nearby organs later on?

Yes: It's one of the risks described in your consent form. This is also true about taking chemotherapy that other cancers are treatment related. However these risks are low and considered acceptable compared to the benefit that is expected from the treatment. ...Read more

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Supposing cellphones cause cancer, why is it that radiation treatments shrink the tumor ?

Radiationis anti DNA: Radiation in the proper doses can destroy the dna of a tumor cell which is more sensitive than that of normal cells. The frequency of cell phone radiation is not in the same range as gamma radiation. ...Read more

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My dad will having radiation and chemo treatments In 2 wks how true is it that recieveing radiation treatments will spread or cause new masses?

Completely untrue.: Radiation therapy usually reduces the tumor at which it is aimed, and sometimes cures cancer. It does not increase the spread of cancer or cause new growths. Why should you believe me? I am a cancer doctor and a cancer patient. Been there; done that. ...Read more

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Do you think my radiation therapy caused osteoencrosis in my hips?

Do you think my radiation therapy caused osteoencrosis in my hips?

Maybe: Radiation therapy has some side effect and may cause bone to weaken and can cause the bone to fracture ...Read more

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Could radiation therapy cause osteonecrosis of the hips?

Could radiation therapy cause osteonecrosis of the hips?

Yes: If the hips get an amount of radiation above what this area can handle this complication can happen. This is why there is treatment planning and doctors limit radiation doses to the area of concern. However if treated no more than the maximum tolerance their is still 5 percent chance of complications at that maximum level. ...Read more

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Will all exposure to radiation during treatments for tumors cause damage to DNA or is it possible that the DNA are not affected (no mutations, etc.)?

Yes it may: Radiation treatment can cause damage to surrounding areas. It may put you at risk for cancer in the future as well. Normally the risk/benefit ratio of radiation treatment is taken into account to treat the tumor now. ...Read more

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Do exposure to radiation during treatments for tumors always cause damage to DNA or is it possible that the DNA are not affected (no mutations, etc.)?

Do exposure to radiation during treatments for tumors always cause damage to DNA or is it possible that the DNA are not affected (no mutations, etc.)?

Yes, : Ionizing radiation can cause variety of different dna damages. Radiosensitivity differs in different cell type and tumors. Usually fasting deviding cell types are more susciptible to radiation-induced dna damage during cell proliferation. However, our cells also have an elegant dna damage repair system. Most of the cells can repair the damage by 30 min following exposure to 15 gy radiation. ...Read more

Dr. Dinh Bui Dr. Bui
3 doctors agreed:
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If your onj is not caused from radiation therapy nor from taking osteo/steroid or bisphoshonates meds or therapy, then what else could cause it?

Dr. Dinh Bui Dr. Bui
3 doctors agreed:

Is it ONJ?: Onj defines a condition that the bone in the affected area does not heal and becoming necroses. Inability for osteoclast function is the main reason. Any drug, disease condition or ailment that affecting osteoclast function will give you onj. Severe diabetic patient may develop localized infection in the area and causes necroses/delay healing. Biopsy for cancer. Laser biostimulation will help. ...Read more

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If radioactivity can cause cancer, do cancer radiation treatments radiate the people around the patients?

If radioactivity can cause cancer, do cancer radiation treatments radiate the people around the patients?

No, except..: External beam radiation does not make the patient radioactive and they do not emit radiation. The exception being the few cases in which radioactive material is implanted in the patient, e.g., radioactive seeds for treatment of prostate cancer. ...Read more

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What are the chances cranial radiation therapy (8 days medium-high dosage) could cause permanent mental damage and learning disabilities?

Remote: Radiation therapy is widely used for treating brain cancers. More than 90% of the people have no serious sequelae. There is some small chance of late effects but only after full dose radiotherapy given over 3-4 weeks of daily treatments. So you should be fine. ...Read more

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With tonsil cancer caused by HPV which kind of radiation therapy, tomo or rapid arc (or others) do you recommend?

IGRT/IMRT : Igrt/imrt radiation is the best way to give the radiation. Tomotherapy, rapid arc are both capable of delivering this type of radiation. You are good with either one. Depending on the stage, you may be well served with getting concurrent chemotherapy with it also. ...Read more