8585/1 Thymoma, type B3, NOS
Synonyms
Thymoma, epithelial, NOSThymoma, atypical, NOS
Definitions
Thymus | ||
ICD-O-3 topography code: | C37 |
This type of thymoma displays morphologic characteristics of a well-differentiated carcinoma. The majority of cases occur in the anterior mediastinum as Masaoka stage II or stage III tumors. It is almost always invasive, recurs frequently, and metastasizes in approximately 20% of the cases.