Skin-nonmelanocytic tumors
Adnexal tumors - sebaceous glands
Nevus sebaceus of Jadassohn

Author: Christopher Hale, M.D. (see Authors page)

Revised: 28 June 2016, last major update June 2016

Copyright: (c) 2002-2016,, Inc.

PubMed Search: Nevus sebaceus of Jadassohn

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Cite this page: Nevus sebaceus of Jadassohn. website. Accessed March 22nd, 2019.
Definition / general
  • Often incorrectly spelled “nevus sebaceous”
  • Congenital, organoid epidermal nevus on scalp and face
  • Malformed adnexal structures, increased risk of trichoblastomas, basal cell carcinoma, squamous cell carcinoma
  • Sex hormone responsive: need prophylactic excision before puberty
Clinical images

Images hosted on other servers:

Various images

Gross description
  • Yellow, greasy-appearing
  • “Cobblestone” texture
  • Hairless
Microscopic (histologic) description
  • Hamartoma composed of large sebaceous glands, heterotopic apocrine glands, defective hair follicles, acanthosis and epithelial papillomatosis
Microscopic (histologic) images

Images hosted on PathOut servers:

Courtesy of Sara C. Shalin, M.D., Ph.D.

Images hosted on other servers:

Nevus sebaceus of Jadassohn

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