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Rev. chil. dermatol ; 35(4): 154-157, 2019. ilus
Article in Spanish | LILACS | ID: biblio-1120279

ABSTRACT

El poroma es un tumor benigno infrecuente derivado de la porción intraepitelial del epitelio ductal de la glándula sudorípara. La presentación clínica más habitual es un pápula o nódulo de color rosado a rojo, de pequeño diámetro, localizado con mayor frecuencia en palmas y plantas, generalmente asintomático. Debido a su variabilidad morfológica, los poromas son usualmente difíciles de reconocer, siendo la dermatoscopía una herramienta útil en su diagnóstico. Presentamos el caso de un paciente masculino con un gran tumor en su pierna derecha de 40 mm de diámetro, con características dermatoscópicas compatibles con poroma no pigmentado. El diagnóstico confirmatorio se realizó con una biopsia incisional seguido de la extirpación quirúrgica completa del tumor


Poroma is a rare benign tumour derived from the intraepithelial portion of the sweat glands' ductal epithelium. The most common clinical presentation is a pink to red papule or nodule, small in diameter, predominantly in the palms and soles and generally asymptomatic. Due to its morphologic variability, poromas are usually difficult to recognize, thus dermatoscopy becomes a useful aid in its diagnosis. We present the case of a male patient with a large tumour on his right leg, 40 mm in diameter, with dermatoscopic features consistent with nonpigmented poroma. Confirmatory diagnosis was made by incisional biopsy followed by the total surgical excision of the tumor.


Subject(s)
Humans , Male , Middle Aged , Sweat Gland Neoplasms/diagnosis , Dermoscopy/methods , Poroma/diagnosis , Sweat Gland Neoplasms/pathology , Diagnosis, Differential , Poroma/pathology
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