Fig. 6From: An unusual combined thymic carcinoma composed of squamous cell carcinoma and type AB thymoma: a rare case reportGenetic profile of the tumor via immunohistochemistry. The immunostaining patterns of EGFR, c-erbB-2 and P53 in type AB thymoma and thymic carcinoma were similar, but there was greater MLH1 and MSH2 loss in thymic carcinoma (>10%) than in type AB thymoma (<10%)Back to article page