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Revista Habanera de Ciencias Médicas
versión On-line ISSN 1729-519X
Resumen
URBIZO VELEZ, Joaquín; CONTRERAS ROJAS, Isis y LEVI ALFONSO, Jorge. Trichilemmal proliferating tumor. Case report. Rev haban cienc méd [online]. 2012, vol.11, suppl.5, pp. 605-610. ISSN 1729-519X.
Introduction: proliferating trichilemmal tumor is tumor with follicular isthmus, that usually presents as a solitary nodule on the scalp of elderly women. It is considered a benign neoplasm but with an uncertain behavior because of its local aggressiveness and recidivant tendency. Its main histological characteristic is the presence of trichilemmal keratinization. Objective: to make a clinical and histopathological characterization of this condition. Case presentation: we describe a case of a Proliferating trichilemmal tumor on the scalp of a 66-year-old female, presenting as a solitary nodule. Results of the anatomo-pathological study are presented emphasizing in the importance of its precise diagnosis because the possibility of confusion with other cutaneous conditions like epidermal cyst. Conclusions: proliferating trichilemmal tumor is an entity to keep in mind in the differential diagnosis of tumoral lesions of the scalp with distinctive and specific characteristics.
Palabras clave : tumor; cyst; clinic histopathology.