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Cutaneous hamartoma with pagetoid cells.

C Piérard-Franchimont1, F L Dosal, J A Estrada

  • 1Department of Dermatopathology, CHU du Sart Tilman, University of Liège, Belgium.

The American Journal of Dermatopathology
|April 1, 1991
PubMed
Summary

This study describes a rare skin growth containing cells similar to Toker's cells found in the nipple. These EMA-positive cells may offer insights into the origins of Paget's disease.

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Area of Science:

  • Dermatopathology
  • Histopathology
  • Oncology

Background:

  • Cutaneous hamartomas are benign skin growths.
  • Paget's disease is a rare cancer affecting the skin.
  • Toker's cells are found in the nipple epidermis.

Purpose of the Study:

  • To characterize an unusual cutaneous hamartoma.
  • To investigate the nature of pagetoid cells within the hamartoma.
  • To explore potential links between these cells and Paget's disease.

Main Methods:

  • Histopathological examination of the cutaneous hamartoma.
  • Immunohistochemical staining for EMA (Epithelial Membrane Antigen).
  • Comparison of intraepidermal cells with Toker's cells.

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Main Results:

  • The hamartoma contained intraepidermal cells resembling Toker's cells.
  • These cells were positive for EMA.
  • The findings suggest a potential link to the histogenesis of Paget's disease.

Conclusions:

  • An unusual cutaneous hamartoma with pagetoid cells was identified.
  • The presence of EMA-positive cells resembling Toker's cells is significant.
  • These findings may contribute to understanding the cellular origins of Paget's disease.