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Doctor insights on: Can Radiation Therapy Cure A Stage 4 Adenocarcinoma In The Lung

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Can radiation therapy cure a stage 4 adenocarcinoma in the lung?

Can radiation therapy cure a stage 4 adenocarcinoma in the lung?

Probably not: Most stage 4 have many sites of spread and can not be cured by radiation. However there are a few cases of limited stage 4 such as a single metastasis to the brain or liver in which a low percentage of patients could be cured. ...Read more

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Lung (Definition)

Deoxygenated blood enters the lungs from the right side of the heart and travels to the lungs. When you inspire, oxygen flows into the lungs, transverses the capilliares and attaches to hemoglobin down a gradient. At the same time, co2 diffuses into the capilaries and is expelled with exhalation. Oxygen rich blood then flows to the left side of the heart and into the ...Read more


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Can radiation therapy treat breast cancer that has come back in the lung?

Can radiation therapy treat breast cancer that has come back in the lung?

Usually not: Breast cancer that has come back in the lung usually requires chemotherapy. It depends on the type of breast cancer, how quickly it is growing, and whether there are multiple spots or just one spot. Breast cancer in the lung means microscopic cancer has spread through the body, so a whole-body treatment like chemo (or hormone-blocking therapy) is necessary for best results. ...Read more

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Can radiation therapy cure lung cancer by itself?

Yes: In small cancers with no spread standard radiation and radiosurgery can cure lung cancer....But the standard of care is surgery. In more advanced cancer radiation can cure but is more effective with chemotherapy. I am referring to nonsmall cell types of lung cancer. ...Read more

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Does radiation therapy for lung cancer improve survival rates?

Does radiation therapy for lung cancer improve survival rates?

Yes: It improves survival significantly in stage 1-3 lung cancers. Cyberknife provides survival similar to surgery in stage 1 patients. For stage 2-3 patients, both chemo and radiation may be used to improve survival. In certain patients with stage 4 cancer (such as with spread to the brain) radiation may help improve survival. ...Read more

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Can radiation therapy help stage 4 lung cancer?

Can radiation therapy help stage 4 lung cancer?

Help means that: It can relieve a symptom, and restore better function...Brain and spinal cord are key, but any bone, or mass causing pain or obstruction can be "palliated" with short courses. However, it is not necessary to use the beam on every bone scan abnormality if it is not causing a symptom. ...Read more

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Is radiation therapy for lung cancer painful?

Is radiation therapy for lung cancer painful?

Possibly: Radiation is painless during the treatments. If the esophagus is in the treatment fields it can cause a painful condition called esophagitis about 3 weeks into the treatment. This is worse when a patient also takes chemotherapy. There are medicines that help this discomfort and when treatment is done it should resolve. ...Read more

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Can radiation therapy help to treat lung infections?

Can radiation therapy help to treat lung infections?

No: Infection is treated based on what organism causes the infection which is done by medications such as antibacterial or antifungal. ...Read more

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What can radiation therapy do for stage 3b lung cancer?

What can radiation therapy do for stage 3b lung cancer?

A lot: This stage is not resectable. If a patient has a good performance status chemo and radiation is use in hopes of curing the disease. Even if the cancer is not cured and progresses the idea is to slow it down. The patient may also have pain, bleeding or cough and these symptoms will improve because of treatment. ...Read more

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What kind of radiation therapy is best for lung cancer?

What kind of radiation therapy is best for lung cancer?

Depends on the stage: For early cancers (stage 1) cyberknife or sbrt using a short course of high dose radiation has results similar to surgery. For stage 2-3 cancers the preferred way is to use imrt where side effects can be reduced by targeting less of normal lung areas. For advanced cancers, the idea is to improve symptoms such as pain and standard external radiation is used. ...Read more

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How effective is radiation therapy for treating lung cancer?

Depends: Radiation is one method of treating lung cancer, and is effective if the lesion is small, and peripherally located. Once the lesion is treated, a scar will remain. This needs to be followed, since complete clearance can only be determined by surgical resection. ...Read more

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. Riley Alexander
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Adenocarcinoma (Definition)

Adenocarcinomas arise from glandular or secretory tissues. They are the common type of tumors (as opposed to sarcomas, from connective tissue) and include the common types colon, lung, ...Read more