What Is a Carcinoid Tumor?


Quick Answer

According to WebMD, carcinoid tumors are tumors that produce hormones, and endocrine system and nervous system cells foster these tumors' development. These tumors are uncommon, and, while they occur in multiple areas, the gut is the most common point of origin.

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Full Answer

These tumors usually begin in the lungs or digestive tract lining. Ideally, they commonly found in the small intestine accounting for 1/3 of tumors found in the small intestine. When the tumors secrete serotonin and histamine, they cause a person to experience diarrhea and stomach cramps.

WebMD notes that people may not know they have a carcinoid tumor for a long time, as these tumors have a sluggish progression and are slow to show noticeable signs. Carcinoid tumors are often found when tests are being administered for an unrelated condition. Fortunately, surgery can completely remove this kind of tumor if it is detected early. Women have more of a chance of developing a carcinoid tumor than men, and African-Americans are more likely to have these tumors than Caucasians.

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