Figure 6
From: Ectopic thymoma presenting as a giant intrathoracic tumor: A case report

Immunohistochemical staining (keratin staining × 400) showing epithelial cells distributed in a mesh-like form, mixed among lymphocytes at a ratio of nearly 1:1.
From: Ectopic thymoma presenting as a giant intrathoracic tumor: A case report
Immunohistochemical staining (keratin staining × 400) showing epithelial cells distributed in a mesh-like form, mixed among lymphocytes at a ratio of nearly 1:1.