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Doctor insights on: Knee Pain Connected To Lung Cancer

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Dr. Barry Rosen
4,214 doctors shared insights

Cancer (Definition)

Cancer is a group of diseases that is characterized by uncontrolled cell growth leading to invasion of surrounding tissues that spread to other parts of the body. Cancer can begin anywhere in the body and is usually related to one or more genetic mutations that allow normal cells to become malignant by interfering with internal cellular control mechanisms, such as programmed cell death or by preventing ...Read more


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What could be causing my leg/knee pain after a RPLND cancer surgery?

Nerve inflammation: Retroperitoneal lymph node dissection possibly after testicular surgery or for other pelvic lesions dissects vessels and accompanying nerves passing from pelvis into the thigh. The obturator nerve and branches of femoral and sciatic nerve are in the dissection field entering the leg from the region of groin. Any post op inflammation or scarring can cause the pain symtoms. ...Read more

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M20. About 2mos I've been having left knee pain, gets worse when i excercise, is usually not there otherwise. What could this be? Scared of bone cancer

Not cancer: In my 25 years of being a rheumatologist… I have yet to see knee pain present has bone cancer. An x-ray would completely rule that out but it is extremely rare. Pain when exercising suggests a number of possibilities. There could be a problem within the joint. Is there any history of trauma? There could be tendinitis. The first thing to do is rest, anti-inflammatories if there is no contraindication such as stomach ulcers or kidney failure, time, heat.If it continues to cause problems, suggest seeing your doctor. ...Read more

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What causes knee pain? Can it mean bone cancer?

Very unlikely: At your age pain in the knee is most likely some kind of soft tissue problem or possibly early degenerative change. You may want to see your doctor to get an x-ray. ...Read more

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Dr found bone lesion on knee month ago but so their not worried and to follow up in 6 mths. Having knee pain. What could this be? Bone cancer a poss?

Dr found bone lesion on knee month ago but so their not worried and to follow up in 6 mths. Having knee pain. What could this be? Bone cancer a poss?

Your duty to ask: It's your right and your responsibility as a 21st century health care consumer to know what your imaging study showed and what the implications are. If it's classic Osgood-Schlatter's, cancer risk is zero. Otherwise, get the radiology report and see what you can learn. ...Read more

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Knee pain and xray said bone island. What can this be? Bone cancer?

Bone island.: A bone island is a concentration of calcium in a particular location of a bone. It is not cancerous, and does not cause pain. ...Read more

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I have a lot of leg and knee pain everyday, could I have leg cancer or a blood clot?

I have a lot of leg and knee pain everyday, could I have leg cancer or a blood clot?

It could be less : To worry about: chronic muscle fatigue, arthritis, gout, rheumatoid, sciatica/ nerve impingement - have a physician check you out and mention your concerns to be sure they know about those as well. ...Read more

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For 1month knee pain and can spread to leg.Aches and hard to walk up and down stairs.Can be quiet dull or sharp.I'm not athletic 20 y/o.Cancer?Worried

For 1month knee pain and can spread to leg.Aches and hard to walk up and down stairs.Can be quiet dull or sharp.I'm not athletic 20 y/o.Cancer?Worried

Doubtful: Cancer is statistically extremely unlikely. Much more likely at your age would be conditions such as chondromalacia (wear and tear of the kneecap cartilage) or possibly cartilage wear and tear within the knee joint itself. I would recommend seeing a physician for evaluation since symptoms have been present for a month. ...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


Dr. David Cooke
825 doctors shared insights

Lung Cancer (Definition)

From national cancer institute: "cancer that forms in tissues of the lung, usually in the cells lining air passages. The two main types are small cell lung cancer and non-small cell lung cancer. These types are diagnosed based on how the cells ...Read more