Orgarnoid nevus - 皮脂腺痣https://en.wikipedia.org/wiki/Nevus_sebaceous
皮脂腺痣 (Orgarnoid nevus) 是一種先天性、無毛且較厚的病變,常見於臉部或頭皮。此痣屬於表皮痣,可能在出生時或幼兒期即出現。

基底細胞癌可發生於皮脂腺痣,通常於成年期出現。然而,目前已知此類惡性腫瘤的發生率低於預期,因而不建議預防性切除。

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  • 出生時即觀察到脫髮,並伴有黃色斑塊。隨著年齡增長,病變逐漸變厚。
  • 主要發生在頭皮,但也可能出現在臉部。
References Nevus Sebaceus 29494100 
NIH
Nevus sebaceus 是一種先天性皮膚缺陷,毛囊與皮脂腺異常增生。此類增生常見於頭皮,也可能出現在前額、臉部或頸部。因荷爾蒙變化,青春期時其生長速度會加快。成年後,這些病灶可能發展成額外的腫瘤 (trichoblastoma)。對於這些病灶的治療仍具爭議,處理方式可從僅觀察到在兒童期早期切除不等。
Nevus sebaceus of Jadassohn also referred to as organoid nevus, is a congenital malformation involving hamartomas of the pilosebaceous follicular unit. These growths most commonly form on the scalp, but may also appear on the forehead, face, or neck. They undergo a growth phase during puberty due to hormonal changes. In adulthood, the growths may develop secondary neoplasms within them, most commonly trichoblastoma. The treatment of these lesions is controversial, with options ranging from observation to early excision in childhood.
 Effective Treatment of Congenital Melanocytic Nevus and Nevus Sebaceous Using the Pinhole Method with the Erbium-Doped Yttrium Aluminium Garnet Laser 25324667 
NIH
Congenital melanocytic nevus 是一種於出生時或嬰兒期即形成的胎記。Nevus sebaceous 則是一種與毛囊缺陷相關的皮膚異常。本研究中,我們採用針孔法雷射技術結合 Erbium: YAG 雷射,對不同患者的痣狀病變進行治療。
Congenital melanocytic nevus (CMN) is a melanocytic nevus that is either present at birth or appears during the latter stages of infancy. Nevus sebaceous has been described as the hamartomatous locus of an embryologically defective pilosebaceous unit. Here, we describe how we used the pinhole technique with an erbium-doped yttrium aluminium garnet (erbium : YAG) laser to treat nevi lesions in different patients.