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Doctor insights on: Recovery Time For Lung Carcinoid Tumor Removal

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Can you have a carcinoid tumor on the lung, not in the lung?

Can you have a carcinoid tumor on the lung, not in the lung?

Yes: I am guessing from your question, but yes there can be pulmonary and bronchial carcinoid tumors. They are both a type of lung tumor that can be benign or cancerous. They can occur in the lung or "on" the lung in the breathing tube to the lung. These are relatively rare tumors. ...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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I had a small 4-6mm intestine carcinoid tumor. Now my ct showed a 4-5mm non-calcified nodule in the right middle lobe of my lung. Should I be worried?

I had a small 4-6mm intestine carcinoid tumor. Now my ct showed a 4-5mm non-calcified nodule in the right middle lobe of my lung. Should I be worried?

Need to investigate: If there are no lesions in your liver, the lesion in the lung is less likely to be metastasis from the carcinoid. However, it needs to be investigated. Please follow your doctor's advice about follow-up care. ...Read more

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Can you tell me the life expectancy ranges based on for carcinoid tumors?

Long yet variable: Carcinoid tumors are slow growing cancers which can exist in the body for 10-20+ years without causing a major threat to life. But this depends on where they are located and if they have spread to the liver or not. Liver spread does lead to increasing problems and some fatal outcomes, typically after 5 to 10+ years. It has a highly variable prognosis. ...Read more

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In its genealogy, how long does it usually take for carcinoid tumor to metastize to the liver and subsequent progression into carcinoid syndrome? Ty

Slow/unpredictable: Carcinoid tumors are commonly very slow growing tumors. It takes them 10 to 20 years(or longer) to run their course. We can not be exact in predicting when, or if , the carcinoid will spread to the liver. So relax and try not to make any predictions. Most of my patients have no problems for decades of relatively good life despite a tumor nodule or two siting some place in the belly. ...Read more

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Who is most prone to getting carcinoid tumors/syndrome?

Not known: Carcinoid tumors of the bowel are neuroendocrine tumors that have a high propensity of spreading to the liver and producing the carcinoid syndrome. The lesions arise anywhere in the bowel and respond to the same chemo used for small cell neuroendocrine of lung. They even arise in organs like pancreas, like Jobs had but are not pancreatic tumors.. Cause is not known but possibly viral in etiology ...Read more

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How unusual is a renal carcinoid tumor?

VERY uncommon: Primary carcinoid tumor of the kidney is a very rare tumor. The current world health organization classification of tumors of the kidney (iarc press, lyon 2004) says that only about 50 cases have been reported in the world's literature. Hope that this helps. ...Read more

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How effective is sandostatin (octreotide) on carcinoid tumor?

Good for symptoms: Sandostatin (octreotide) is a medication that decreases the release of hormones from carcinoid tumors, thereby decreasing symptoms of carcinoid (flushing, diarrhea). It may have some effects in slowing the growth of such tumors, but its main use is to treat symptoms of Carcinoid. It is effective for this is over 80% of patients with Carcinoid. ...Read more

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I have very high serotonin levels. Does this automatically mean carcinoid tumor?

No: There is a list of foods and medications that can cause this test to be falsely elevated. The list includes: bananas walnuts plantains hickory nuts pineapple pecans kiwi fruit avocados plums tomatoes eggplant talk to your doctor to discuss the results, and bring a comprehensive list of all your recent medications. ...Read more

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Dr. Murthy Andavolu
129 doctors shared insights

Carcinoid (Definition)

Carcinoid refers to neuroendocrine tumors originating in gastrointestinal (GI) tract, lungs and appendix. They are usually indolent developing over many years. Aggressive, fast-growing forms such SCLC known as Oat Cell Ca of lung represents neuroendocrine carcinoma that exhibits rapid growth and early spread to distant sites. They are sensitive ...Read more


Neoplasms (Definition)

"tumor" literally translates as "mass", so even a fresh bruise could be called a "tumor". Doctors use the term "neoplasm" (tranlates literally as new growth) to describe tumors that are abnormal growths of cells. These may be benign or malignant; "malignant" = cancer. In everyday usage, we use "tumor" ...Read more