CUTANEOUS LYMPHADENOMA - REPORT OF 2 CASES

被引:15
作者
MASOUYE, I
机构
[1] Clinique de dermatologic, Hôpital Cantonal Universitairce, Genève
关键词
CUTANEOUS LYMPHADENOMA; INVOLUCRIN;
D O I
10.1159/000247406
中图分类号
R75 [皮肤病学与性病学];
学科分类号
100206 ;
摘要
Cutaneous lymphadenoma is a recently described tumor with a distinctive histological picture associating a basaloid epithelial proliferation and intraepithelial lymphocytes, it seems to represent a benign adnexal neoplasm of uncertain histogenesis. We documented 2 additional examples of cutaneous lymphadenoma with typical histological features; the contiguity of some tumor lobules with preexisting follicular structures was noted. In 1 case, a cutaneous osteoma was present below the tumor. On immunostainings, S-100 protein revealed numerous dendritic intraepithelial and stromal cells. The basaloid proliferation was positive for broad-spectrum keratin antibodies, but negative for KL1 antibody. In addition, several areas were positive for involucrin within tumor lobules. Our findings are consistent with a pilosebaceous origin of cutaneous lymphadenoma.
引用
收藏
页码:62 / 65
页数:4
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