1593
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B1 Thymoma
Thymus
CK5/6
41 years
female
HIV-positive Patient with a mediastinal tumor with suspicion of lymphoma (diameter 8cm),
In HE stain only few epithelial cells, and a starry sky pattern (many apoptoses and macrophages) are seen. Presence of a thin, partially incomplete capsule of the tumor. In CK5/6 staining, a network of epithelial cells can be verified.
Thomas Menter, University of Basel
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