PMC7500976_01
Chest computed tomography. Anterior mediastinal tumor, 26 x 14 mm in diameter, no apparent lymph node enlargement.
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Thymic mass screening with chest computed tomography disclosed a small anterior mediastinal tumor, 26 x 14 mm in diameter ( Fig. 1 ).
Histopathological features of an epidermoid keratinizing squamous cell carcinoma, with a lobular growth pattern and mature lymphocytes. Hematoxylin staining.
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Pathological examination revealed squamous cell carcinoma of the thymus, G1 grade, with a lobular growth pattern and lymphocytes with a mature appearance ( Fig. 2 ).