这个词是什么意思？
A malignant neoplasm made up of epithelial cells tending to infiltrate the surrounding tissues and give rise to metastases. It is a histological type of neoplasm and not a synonym for cancer.
中文名称索引；定义为 MeSH 英文原文，尚未逐条译审。MESH:D002277 · MeSH 2026。
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