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Figure 3 | Diagnostic Pathology

Figure 3

From: Lipofibroadenoma of the thymus: a case report

Figure 3

Histological examination and immunohistochemical features of the tumor. (A) The tumor shows irregularly connected strands forms a “Dog-like” structure in a dense fibrous tissue with scattered individual or groups of fat cells (H&E staining, ×40). (B) Sparse lymphocytes are infiltrated in the slender elongate epithelial strands and in some area, thymic corpuscle can be observed (H&E staining, ×100). (C) The epithelial strands of the tumor are positive for CK19 (Envision×100). (D) Lymphocytes are immunostained by CD3 (Envision×100).

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