low-grade appendiceal mucinous neoplasm

A low-grade mucinous neoplasm of the appendix (LAMN) is a tumor made up of mucin-producing cells that grow along the inside lining of the appendix. These cells look only mildly abnormal under the microscope but can make large amounts of mucin, a jelly-like substance. As mucin builds up, the appendix may swell, and in some …
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