A Case of Trichoblastic Fibroma.
- Author:
Young Ho YOU
;
Sung Woo CHOI
;
Baik Kee CHO
;
Sang In SHIM
- Publication Type:Case Report
- Keywords:
Trichoblastic Fibroma
- MeSH:
Female;
Fibroblasts;
Fibroma*;
Hair;
Humans;
Islands;
Knee Joint;
Middle Aged
- From:Korean Journal of Dermatology
1994;32(4):687-690
- CountryRepublic of Korea
- Language:Korean
-
Abstract:
Trichoblastic fibroma is a rare benign tumor of hair germ with mixed epithelial-mesenchymal components. A 64-year-old female presented with an asymptomatic, skin-colored, firm nodule on the left knee joint. Histopathologic examination showed multiple tumor islands and strands eomposed of basaloids cells embedded in a moderately cellular fibroblastic stroma and the for vation of bud-like extension of tumor cell nest. The peripherel basaloid cells shovred a palisading arrangement and small keratinous cysts were formed in tumor islands.