Primary merkel cell carcinoma of the oral mucosa : a case report with review of literature

@inproceedings{Son2017PrimaryMC,
  title={Primary merkel cell carcinoma of the oral mucosa : a case report with review of literature},
  author={Seung-Myoung Son and Chang Gok Woo and Kyoung Won Kim and Hyunseung Lee and O. D Carol Lee},
  year={2017}
}
We present a case of primary Merkel cell carcinoma in the oral mucosa of a 60-year-old man. The patient underwent incisional biopsy of the tumor. Histologically, the tumor was composed of small monotonous cells in a solid sheet-like and single-cell row growth pattern. Immunohistochemically, tumor cells were positive for pancytokeratin, CD56, and synaptophysin, and negative for leukocyte common antigen, vimentin, S-100 protein, HMB45, and thyroid transcription factor 1. Cytokeratin 20 staining… CONTINUE READING

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