Limitaciones de la PAAF en el diagnóstico del pilomatrixoma

  • Vidal Jiménez, A.
  • Valenzuela Salas, B.
  • García de Marcos, J.A.
  • Alamillos Granados, Francisco
  • Dean Ferrer, Alicia
  • Ruiz Masera, J.J.
  • Calderón Bohórquez, J.M.
Publication date
January 2005
Publisher
Human Factors and Ergonomics Society

Abstract

Abstract: Pilomatrixoma is a benign skin neoplasm that arises from hair follicle matrix cells. The most common anatomical location is the head and neck region. Clinically, it manifests as a firm, solitary, slow-growing, painless nodule of the dermis. Complete surgical excision is the treatment of choice. With FNAB (Fine Needle Aspiration Biopsy) as a presurgical diagnostic test, the highly cellular smear with isolated cells showing a high nuclear/cytoplasmic ratio can be mistaken for a malignant tumor. We report a case of pilomatrixoma with an initial diagnosis, after the FNAB, of low-grade malignant epithelial tumor. Also, a review of the literature is made.El pilomatrixoma es un tumor benigno de la piel que procede de la matriz celular de...

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