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Figure 2 | Head & Face Medicine

Figure 2

From: The buccal minor salivary glands as starting point for a metastasizing adenocarcinoma – report of a case

Figure 2

Histopathology. a: Tumour with solid and invasive growth pattern surrounded by desmoplastic connective tissue (H&E, 40×). b: in detail: Hyperchromatic, pleomorphic nuclei with necrosis and numerous mitoses (H&E, 200×). c: Positive immunohistochemical staining for Cytokeratin 7 (CK7, 200×). d: Negativity for the thyroid transcription factor 1 (TTF-1, 200×).

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