Thymoma type B3

Thymoma type B3

Definition

Also known as well-differentiated thymic carcinoma, atypical thymoma, or epithelial thymoma, 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, it recurs frequently, and metastasizes in approximately 20% of the cases.

Also known as atypical thymoma, epithelial malignant thymoma, epithelial thymoma, malignant thymoma type B3, squamoid thymoma, thymoma type B3, well differentiated thymic carcinoma, well-differentiated thymic carcinoma — per MONDO

Also identified as

Affected Organs

Organ Involvement Source
Respiratory system Disease Has Associated Anatomic Site NCIT · CC BY 4.0
Thymus Disease Has Associated Anatomic Site NCIT · CC BY 4.0
Thymus Disease Has Primary Anatomic Site NCIT · CC BY 4.0