Fig. 3From: Single-incision port robot-assisted surgery for thymic carcinoid tumor resectionPathological findings. A Hematoxylin and eosin staining revealed the presence of atypical pleomorphic cells. B–E Immunohistochemical staining was positive for B chromogranin A and C synaptophysin and weakly positive for D cytokeratin AE1/3 and E Ki-67. Scale bars, 100 μmBack to article page