Granular cell tumor of the urethra.

  title={Granular cell tumor of the urethra.},
  author={Hitoshi Yokoyama and Kazuhiko Kontani and Itsuki Komiyama and Takehisa Yoneyama and Kou Nakazawa},
  journal={International journal of urology : official journal of the Japanese Urological Association},
  volume={14 5},
A 38-year-old woman was referred for urethral tumor treatment. Needle biopsy of the tumor was performed. Histologically, the tumor was composed of large polygonal cells with eosinophilic and periodic acid-Schiff (PAS)-positive granular cytoplasm, indistinct cell margins and small round central nuclei. Immunohistochemical staining for S100 protein, vimentin… CONTINUE READING