Desmoplastic trichoepithelioma.
A 20-year-old male presented with a 4 year history of a solitary nodule, 8 mm in diameter on the left temple. It was covered by normal skin, with a central depression and elevated borders. Histopathology showed numerous horn cysts amidst nests and strands of basaloid cells surrounded by a dense fibrous stroma. The clinical and histopathological features were characteristic of desmoplastic trichoepithelioma.
Zuccati
G
G
Istituto di Clinica Dermosifilopatica, Università degli Studi di Firenze, Florence, Italy.
Massi
D
D
Mastrolorenzo
A
A
Urbano
F G
FG
Paoli
S
S
Reali
U M
UM
D000328:Adult; D003937:Diagnosis, Differential; D005153:Facial Neoplasms / Q000473:pathology*; D006801:Humans; D008297:Male; D018294:Neoplasms, Adnexal and Skin Appendage / Q000473:pathology*; D018295:Neoplasms, Basal Cell / Q000473:pathology*; D012878:Skin Neoplasms / Q000473:pathology