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Related Experiment Videos

Pilomatrix carcinoma with lymph node metastases.

Assia Bassarova1, Jahn M Nesland, Theophil Sedloev

  • 1Department of Pathology, Alexander University Hospital, Medical University, Sofia, Bulgaria.

Journal of Cutaneous Pathology
|March 10, 2004
PubMed
Summary

Pilomatrix carcinoma, a rare skin tumor, can metastasize. Evaluating proliferation, apoptosis, and specific cell adhesion molecules aids in assessing its metastatic potential.

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Area of Science:

  • Dermatology
  • Oncology
  • Pathology

Background:

  • Pilomatrix carcinoma is a rare skin malignancy originating from hair matrix cells.
  • It is characterized by local aggressiveness and high recurrence rates, with generally limited metastatic potential.

Observation:

  • This study presents a case of pilomatrix carcinoma in a 76-year-old female with confirmed lymph node metastases.
  • Both the primary tumor and metastasis exhibited high proliferation and apoptotic rates.

Findings:

  • Immunohistochemical analysis revealed high expression of CD44v6 and P-cadherin in both primary and metastatic lesions.
  • A significant reduction in E-cadherin and beta-catenin was observed in the lymph node metastasis.

Implications:

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  • Assessing the metastatic potential of pilomatrix carcinoma requires a comprehensive approach.
  • This includes traditional histological criteria and novel molecular markers related to cell death and adhesion.