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. 2016 Sep 6;16(1):718. doi: 10.1186/s12885-016-2745-8

Fig. 2.

Fig. 2

Pathological findings of a VATS-resected specimen (Case 3). Low-power image shows focal proliferation of cuboidal atypical cells with round nuclei and prominent nucleoli surrounded by fibrous tissue. Keratinization, plasmodesmata, and glandular construction were absent (a). High-power image of DMM (b). IHC demonstrated positivity for calretinin (c) and CAM5.2 (d)