Figure 1

(a): Histology of benign granular cell tumor of the bladder of patient 1 (haematoxylin and eosin stain ×100); b): Histology of benign granular cell tumor of the bladder of patient1 (haematoxylin and eosin stain ×100); c): Immunohistochemical staining of benign granular cell tumor of the bladder of patient 1. (S-100 stain) Note positive staining of cell nucleus and cytoplasm. (×100).