Neuroendocrine Tumors

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A neuroendocrine tumor is formed when healthy cells in the endocrine system change and grow rapidly. They form a mass that then turns into a tumor which can be benign or cancerous. If the mass is benign then it can grow but it will not spread whereas a cancerous tumor will grow and spread throughout the body. Neuroendocrine tumors were first discovered by Thomas Langhans in 1876 during an autopsy of a fifty year old woman. He found a tumor rich in glandular tissue with a thick fibrous stroma. However, Siegfried Oberndorfer was the first to note the tumors as lesions in the gut in 1907.
Neuroendocrine tumors affect the endocrine system and can create hormones that cause serious illness. These tumors can be found in the lungs, liver, pancreas,

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