Term Name: | thymoma |
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Synonyms: | |
Definition: | A neoplasm in the anterior mediastinum, originating from thymic tissue, usually benign, and frequently encapsulated; occasionally invasive, but metastases are rare; histologically, consists of any type of thymic epithelial cell as well as lymphocytes that are usually abundant. (M-8580/1). |
Ontology: | MPATH [MPATH:351] |