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Histopathologic examination confirmed the diagnosis of intradermal nevus associated with vellus hair cyst .

皮损组织病理检查诊断为皮内痣并发毳毛囊肿。

Little vellus hair regrowth was observed after a 6 ~ 12 month follow-up .

随访6~12个月，只有少许毳毛再生。

Trichilemmal cyst in the leg Eruptive vellus hair cysts on the face

小腿毛根鞘囊肿面部发疹性毳毛囊肿

A 35-year-old female patient with eruptive vellus hair cysts is reported .

报告1例面部发疹性毳毛囊肿。患者女，35岁。

Hair count showed that the number of hairs increased , vellus hair transformed into non vellus hair .

毛发计数显示，毛发数量增多，毳毛向非毳毛转化。